build(deps): bump rustls from 0.23.20 to 0.23.21 (#3522)

Bumps [rustls](https://github.com/rustls/rustls) from 0.23.20 to 0.23.21.
- [Release notes](https://github.com/rustls/rustls/releases)
- [Changelog](https://github.com/rustls/rustls/blob/main/CHANGELOG.md)
- [Commits](https://github.com/rustls/rustls/compare/v/0.23.20...v/0.23.21)

---
updated-dependencies:
- dependency-name: rustls
  dependency-type: indirect
  update-type: version-update:semver-patch
...

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

Cargo.lock

@@ -1261,7 +1261,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fc2f4eb4bc735547cfed7c0a4922cbd04a4655978c09b54f1f7b228750664c34"
 dependencies = [
  "cfg-if",
- "windows-targets 0.52.0",
+ "windows-targets 0.48.5",
 ]
 
 [[package]]
@@ -3423,9 +3423,9 @@ dependencies = [
 
 [[package]]
 name = "rustls"
-version = "0.23.20"
+version = "0.23.21"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5065c3f250cbd332cd894be57c40fa52387247659b14a2d6041d121547903b1b"
+checksum = "8f287924602bf649d949c63dc8ac8b235fa5387d394020705b80c4eb597ce5b8"
 dependencies = [
  "log",
  "once_cell",