Auto merge of #8023 - aleksator:8019_remove_adler32_dependency, r=alexcrichton

Remove unused transitive dependencies: miniz_oxide, adler32

Fixes #8019

Author: bors

Cargo.toml

@@ -31,7 +31,7 @@ env_logger = "0.7.0"
 pretty_env_logger = { version = "0.4", optional = true }
 anyhow = "1.0"
 filetime = "0.2"
-flate2 = { version = "1.0.3", features = ["zlib"] }
+flate2 = { version = "1.0.3", default-features = false, features = ["zlib"] }
 fs2 = "0.4"
 git2 = "0.13.0"
 git2-curl = "0.14.0"

crates/cargo-test-support/Cargo.toml

@@ -11,7 +11,7 @@ doctest = false
 cargo = { path = "../.." }
 cargo-test-macro = { path = "../cargo-test-macro" }
 filetime = "0.2"
-flate2 = "1.0"
+flate2 = { version = "1.0", default-features = false, features = ["zlib"] }
 git2 = "0.13"
 glob = "0.3"
 lazy_static = "1.0"