build(deps): bump com.diffplug.spotless from 7.1.0 to 7.2.1 (#372)

Bumps com.diffplug.spotless from 7.1.0 to 7.2.1.

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

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

Author: dependabot[bot]

build.gradle

@@ -1,6 +1,6 @@
 plugins {
 	id 'application'
-	id "com.diffplug.spotless" version "7.1.0"
+	id "com.diffplug.spotless" version "7.2.1"
 }
 
 java {