chore(deps): bump floki from 0.30.1 to 0.31.0

Bumps [floki](https://github.com/philss/floki) from 0.30.1 to 0.31.0.
- [Release notes](https://github.com/philss/floki/releases)
- [Changelog](https://github.com/philss/floki/blob/master/CHANGELOG.md)
- [Commits](philss/floki@v0.30.1...v0.31.0)

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

Author: dependabot-preview[bot]

mix.exs

@@ -108,7 +108,7 @@ defmodule GroupherServer.Mixfile do
       # https://github.com/cataska/pangu.ex
       {:pangu, "~> 0.1.0"},
       {:accessible, "~> 0.3.0"},
-      {:floki, "~> 0.30.1"}
+      {:floki, "~> 0.31.0"}
     ]
   end
 

mix.lock

@@ -36,7 +36,7 @@
   "excoveralls": {:hex, :excoveralls, "0.14.1", "14140e4ef343f2af2de33d35268c77bc7983d7824cb945e6c2af54235bc2e61f", [:mix], [{:hackney, "~> 1.16", [hex: :hackney, repo: "hexpm", optional: false]}, {:jason, "~> 1.0", [hex: :jason, repo: "hexpm", optional: false]}], "hexpm", "4a588f9f8cf9dc140cc1f3d0ea4d849b2f76d5d8bee66b73c304bb3d3689c8b0"},
   "faker": {:hex, :faker, "0.16.0", "1e2cf3e8d60d44a30741fb98118fcac18b2020379c7e00d18f1a005841b2f647", [:mix], [], "hexpm", "fbcb9bf1299dff3c9dd7e50f41802bbc472ffbb84e7656394c8aa913ec315141"},
   "file_system": {:hex, :file_system, "0.2.8", "f632bd287927a1eed2b718f22af727c5aeaccc9a98d8c2bd7bff709e851dc986", [:mix], [], "hexpm", "97a3b6f8d63ef53bd0113070102db2ce05352ecf0d25390eb8d747c2bde98bca"},
-  "floki": {:hex, :floki, "0.30.1", "75d35526d3a1459920b6e87fdbc2e0b8a3670f965dd0903708d2b267e0904c55", [:mix], [{:html_entities, "~> 0.5.0", [hex: :html_entities, repo: "hexpm", optional: false]}], "hexpm", "e9c03524447d1c4cbfccd672d739b8c18453eee377846b119d4fd71b1a176bb8"},
+  "floki": {:hex, :floki, "0.31.0", "f05ee8a8e6a3ced4e62beeb2c79a63bc8e12ab98fbaaf6e6a3d9b76b1278e23f", [:mix], [{:html_entities, "~> 0.5.0", [hex: :html_entities, repo: "hexpm", optional: false]}], "hexpm", "b05afa372f5c345a5bf240ac25ea1f0f3d5fcfd7490ac0beeb4a203f9444891e"},
   "fs": {:hex, :fs, "0.9.2", "ed17036c26c3f70ac49781ed9220a50c36775c6ca2cf8182d123b6566e49ec59", [:rebar], [], "hexpm"},
   "gen_stage": {:hex, :gen_stage, "0.14.2", "6a2a578a510c5bfca8a45e6b27552f613b41cf584b58210f017088d3d17d0b14", [:mix], [], "hexpm", "1f201083ca2ee1ea2b8e1eb6e98d9842ef93f2e5efa2d602740ab0c56c2bc90b"},
   "gen_state_machine": {:hex, :gen_state_machine, "2.0.5", "9ac15ec6e66acac994cc442dcc2c6f9796cf380ec4b08267223014be1c728a95", [:mix], [], "hexpm", "5cacd405e72b2609a7e1f891bddb80c53d0b3b7b0036d1648e7382ca108c41c8"},