Bump spotless from 7.2.0 to 7.2.1

Bumps `spotless` from 7.2.0 to 7.2.1.

Updates `com.diffplug.spotless:spotless-plugin-gradle` from 7.2.0 to 7.2.1
- [Release notes](https://github.com/diffplug/spotless/releases)
- [Changelog](https://github.com/diffplug/spotless/blob/main/CHANGES.md)
- [Commits](diffplug/spotless@gradle/7.2.0...gradle/7.2.1)

Updates `com.diffplug.spotless` from 7.2.0 to 7.2.1

---
updated-dependencies:
- dependency-name: com.diffplug.spotless:spotless-plugin-gradle
  dependency-version: 7.2.1
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: com.diffplug.spotless
  dependency-version: 7.2.1
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

gradle/libs.versions.toml

@@ -12,7 +12,7 @@ okhttp = "5.1.0"
 okio = "3.15.0"
 protobuf = "4.31.1"
 slf4j = "2.0.17"
-spotless = "7.2.0"
+spotless = "7.2.1"
 
 [libraries]
 android = { module = "com.google.android:android", version.ref = "android" }