Bump credo from 1.6.6 to 1.7.1

Bumps [credo](https://github.com/rrrene/credo) from 1.6.6 to 1.7.1.
- [Changelog](https://github.com/rrrene/credo/blob/master/CHANGELOG.md)
- [Commits](https://github.com/rrrene/credo/commits)

---
updated-dependencies:
- dependency-name: credo
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

mix.lock

@@ -2,17 +2,17 @@
   "argon2_elixir": {:hex, :argon2_elixir, "2.4.1", "edb27bdd326bc738f3e4614eddc2f73507be6fedc9533c6bcc6f15bbac9c85cc", [:make, :mix], [{:comeonin, "~> 5.3", [hex: :comeonin, repo: "hexpm", optional: false]}, {:elixir_make, "~> 0.6", [hex: :elixir_make, repo: "hexpm", optional: false]}], "hexpm", "0e21f52a373739d00bdfd5fe6da2f04eea623cb4f66899f7526dd9db03903d9f"},
   "auth_plug": {:hex, :auth_plug, "1.4.11", "f6f35708e737f6d56aae20abd3d974e877d5fd7eedff4f68480354c239be4ac1", [:mix], [{:httpoison, "~> 1.8.0", [hex: :httpoison, repo: "hexpm", optional: false]}, {:jason, "~> 1.2", [hex: :jason, repo: "hexpm", optional: false]}, {:joken, "~> 2.4.1", [hex: :joken, repo: "hexpm", optional: false]}, {:plug, "~> 1.12.1", [hex: :plug, repo: "hexpm", optional: false]}, {:useful, "~> 0.4.0", [hex: :useful, repo: "hexpm", optional: false]}], "hexpm", "3ddc43065d095c4111f185f9ee1fa594b6d2cef1a620f315acd7e9ae8786f389"},
   "b58": {:hex, :b58, "1.0.3", "d300d6ae5a3de956a54b9e8220e924e4fee1a349de983df2340fe61e0e464202", [:mix], [], "hexpm", "af62a98a8661fd89978cf3a3a4b5b2ebe82209de6ac6164f0b112e36af72fc59"},
-  "bunt": {:hex, :bunt, "0.2.0", "951c6e801e8b1d2cbe58ebbd3e616a869061ddadcc4863d0a2182541acae9a38", [:mix], [], "hexpm", "7af5c7e09fe1d40f76c8e4f9dd2be7cebd83909f31fee7cd0e9eadc567da8353"},
+  "bunt": {:hex, :bunt, "0.2.1", "e2d4792f7bc0ced7583ab54922808919518d0e57ee162901a16a1b6664ef3b14", [:mix], [], "hexpm", "a330bfb4245239787b15005e66ae6845c9cd524a288f0d141c148b02603777a5"},
   "castore": {:hex, :castore, "0.1.20", "62a0126cbb7cb3e259257827b9190f88316eb7aa3fdac01fd6f2dfd64e7f46e9", [:mix], [], "hexpm", "a020b7650529c986c454a4035b6b13a328e288466986307bea3aadb4c95ac98a"},
   "certifi": {:hex, :certifi, "2.9.0", "6f2a475689dd47f19fb74334859d460a2dc4e3252a3324bd2111b8f0429e7e21", [:rebar3], [], "hexpm", "266da46bdb06d6c6d35fde799bcb28d36d985d424ad7c08b5bb48f5b5cdd4641"},
   "comeonin": {:hex, :comeonin, "5.3.3", "2c564dac95a35650e9b6acfe6d2952083d8a08e4a89b93a481acb552b325892e", [:mix], [], "hexpm", "3e38c9c2cb080828116597ca8807bb482618a315bfafd98c90bc22a821cc84df"},
   "connection": {:hex, :connection, "1.1.0", "ff2a49c4b75b6fb3e674bfc5536451607270aac754ffd1bdfe175abe4a6d7a68", [:mix], [], "hexpm", "722c1eb0a418fbe91ba7bd59a47e28008a189d47e37e0e7bb85585a016b2869c"},
   "cowboy": {:hex, :cowboy, "2.9.0", "865dd8b6607e14cf03282e10e934023a1bd8be6f6bacf921a7e2a96d800cd452", [:make, :rebar3], [{:cowlib, "2.11.0", [hex: :cowlib, repo: "hexpm", optional: false]}, {:ranch, "1.8.0", [hex: :ranch, repo: "hexpm", optional: false]}], "hexpm", "2c729f934b4e1aa149aff882f57c6372c15399a20d54f65c8d67bef583021bde"},
   "cowboy_telemetry": {:hex, :cowboy_telemetry, "0.4.0", "f239f68b588efa7707abce16a84d0d2acf3a0f50571f8bb7f56a15865aae820c", [:rebar3], [{:cowboy, "~> 2.7", [hex: :cowboy, repo: "hexpm", optional: false]}, {:telemetry, "~> 1.0", [hex: :telemetry, repo: "hexpm", optional: false]}], "hexpm", "7d98bac1ee4565d31b62d59f8823dfd8356a169e7fcbb83831b8a5397404c9de"},
   "cowlib": {:hex, :cowlib, "2.11.0", "0b9ff9c346629256c42ebe1eeb769a83c6cb771a6ee5960bd110ab0b9b872063", [:make, :rebar3], [], "hexpm", "2b3e9da0b21c4565751a6d4901c20d1b4cc25cbb7fd50d91d2ab6dd287bc86a9"},
-  "credo": {:hex, :credo, "1.6.6", "f51f8d45db1af3b2e2f7bee3e6d3c871737bda4a91bff00c5eec276517d1a19c", [:mix], [{:bunt, "~> 0.2.0", [hex: :bunt, repo: "hexpm", optional: false]}, {:file_system, "~> 0.2.8", [hex: :file_system, repo: "hexpm", optional: false]}, {:jason, "~> 1.0", [hex: :jason, repo: "hexpm", optional: false]}], "hexpm", "625520ce0984ee0f9f1f198165cd46fa73c1e59a17ebc520038b8fce056a5bdc"},
+  "credo": {:hex, :credo, "1.7.1", "6e26bbcc9e22eefbff7e43188e69924e78818e2fe6282487d0703652bc20fd62", [:mix], [{:bunt, "~> 0.2.1", [hex: :bunt, repo: "hexpm", optional: false]}, {:file_system, "~> 0.2.8", [hex: :file_system, repo: "hexpm", optional: false]}, {:jason, "~> 1.0", [hex: :jason, repo: "hexpm", optional: false]}], "hexpm", "e9871c6095a4c0381c89b6aa98bc6260a8ba6addccf7f6a53da8849c748a58a2"},
   "db_connection": {:hex, :db_connection, "2.4.2", "f92e79aff2375299a16bcb069a14ee8615c3414863a6fef93156aee8e86c2ff3", [:mix], [{:connection, "~> 1.0", [hex: :connection, repo: "hexpm", optional: false]}, {:telemetry, "~> 0.4 or ~> 1.0", [hex: :telemetry, repo: "hexpm", optional: false]}], "hexpm", "4fe53ca91b99f55ea249693a0229356a08f4d1a7931d8ffa79289b145fe83668"},
-  "decimal": {:hex, :decimal, "2.0.0", "a78296e617b0f5dd4c6caf57c714431347912ffb1d0842e998e9792b5642d697", [:mix], [], "hexpm", "34666e9c55dea81013e77d9d87370fe6cb6291d1ef32f46a1600230b1d44f577"},
+  "decimal": {:hex, :decimal, "2.1.1", "5611dca5d4b2c3dd497dec8f68751f1f1a54755e8ed2a966c2633cf885973ad6", [:mix], [], "hexpm", "53cfe5f497ed0e7771ae1a475575603d77425099ba5faef9394932b35020ffcc"},
   "dialyxir": {:hex, :dialyxir, "1.1.0", "c5aab0d6e71e5522e77beff7ba9e08f8e02bad90dfbeffae60eaf0cb47e29488", [:mix], [{:erlex, ">= 0.2.6", [hex: :erlex, repo: "hexpm", optional: false]}], "hexpm", "07ea8e49c45f15264ebe6d5b93799d4dd56a44036cf42d0ad9c960bc266c0b9a"},
   "earmark_parser": {:hex, :earmark_parser, "1.4.33", "3c3fd9673bb5dcc9edc28dd90f50c87ce506d1f71b70e3de69aa8154bc695d44", [:mix], [], "hexpm", "2d526833729b59b9fdb85785078697c72ac5e5066350663e5be6a1182da61b8f"},
   "ecto": {:hex, :ecto, "3.7.2", "44c034f88e1980754983cc4400585970b4206841f6f3780967a65a9150ef09a8", [:mix], [{:decimal, "~> 1.6 or ~> 2.0", [hex: :decimal, repo: "hexpm", optional: false]}, {:jason, "~> 1.0", [hex: :jason, repo: "hexpm", optional: true]}, {:telemetry, "~> 0.4 or ~> 1.0", [hex: :telemetry, repo: "hexpm", optional: false]}], "hexpm", "a600da5772d1c31abbf06f3e4a1ffb150e74ed3e2aa92ff3cee95901657a874e"},