chore(deps): bump cargo_metadata from 0.13.1 to 0.14.0 (#672)

Bumps [cargo_metadata](https://github.com/oli-obk/cargo_metadata) from 0.13.1 to 0.14.0.
- [Release notes](https://github.com/oli-obk/cargo_metadata/releases)
- [Commits](oli-obk/cargo_metadata@v0.13.1...v0.14.0)

---
updated-dependencies:
- dependency-name: cargo_metadata
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

xtask/Cargo.toml

@@ -9,7 +9,7 @@ ansi_term = "0.12"
 assert_fs = "1"
 anyhow = "1"
 camino = "1.0"
-cargo_metadata = "0.13"
+cargo_metadata = "0.14"
 lazy_static = "1.4"
 regex = "1"
 structopt = { version = "0.3", default-features = false }