Bump clap from 3.2.13 to 3.2.15 (#1468)

Bumps [clap](https://github.com/clap-rs/clap) from 3.2.13 to 3.2.15.
- [Release notes](https://github.com/clap-rs/clap/releases)
- [Changelog](https://github.com/clap-rs/clap/blob/v3.2.15/CHANGELOG.md)
- [Commits](https://github.com/clap-rs/clap/compare/v3.2.13...v3.2.15)

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

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

parachain-template/node/Cargo.toml

@@ -10,7 +10,7 @@ edition = "2021"
 build = "build.rs"
 
 [dependencies]
-clap = { version = "3.2.13", features = ["derive"] }
+clap = { version = "3.2.15", features = ["derive"] }
 derive_more = "0.99.2"
 log = "0.4.17"
 codec = { package = "parity-scale-codec", version = "3.0.0" }