Bump tokio from 1.5.0 to 1.6.0

Bumps [tokio](https://github.com/tokio-rs/tokio) from 1.5.0 to 1.6.0.
- [Release notes](https://github.com/tokio-rs/tokio/releases)
- [Commits](https://github.com/tokio-rs/tokio/compare/tokio-1.5.0...tokio-1.6.0)

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

Cargo.lock

@@ -4093,9 +4093,9 @@ checksum = "cda74da7e1a664f795bb1f8a87ec406fb89a02522cf6e50620d016add6dbbf5c"
 
 [[package]]
 name = "tokio"
-version = "1.5.0"
+version = "1.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "83f0c8e7c0addab50b663055baf787d0af7f413a46e6e7fb9559a4e4db7137a5"
+checksum = "bd3076b5c8cc18138b8f8814895c11eb4de37114a5d127bafdc5e55798ceef37"
 dependencies = [
  "autocfg 1.0.1",
  "bytes 1.0.1",