Bump clap from 3.1.6 to 3.1.8

Bumps [clap](https://github.com/clap-rs/clap) from 3.1.6 to 3.1.8.
- [Release notes](https://github.com/clap-rs/clap/releases)
- [Changelog](https://github.com/clap-rs/clap/blob/master/CHANGELOG.md)
- [Commits](https://github.com/clap-rs/clap/compare/v3.1.6...v3.1.8)

---
updated-dependencies:
- dependency-name: clap
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Cargo.lock

@@ -270,9 +270,9 @@ dependencies = [
 
 [[package]]
 name = "clap"
-version = "3.1.6"
+version = "3.1.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d8c93436c21e4698bacadf42917db28b23017027a4deccb35dbe47a7e7840123"
+checksum = "71c47df61d9e16dc010b55dba1952a57d8c215dbb533fd13cdd13369aac73b1c"
 dependencies = [
  "atty",
  "bitflags",
@@ -1126,7 +1126,7 @@ version = "1.5.3"
 dependencies = [
  "ansi_term",
  "assert_cmd",
- "clap 3.1.6",
+ "clap 3.1.8",
  "color-backtrace",
  "colored",
  "console",