Bump com.diffplug.spotless from 7.2.1 to 8.2.1

Bumps com.diffplug.spotless from 7.2.1 to 8.2.1.

---
updated-dependencies:
- dependency-name: com.diffplug.spotless
  dependency-version: 8.2.1
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

build.gradle

@@ -6,7 +6,7 @@ buildscript {
 
 plugins {
     id 'jacoco'
-    id 'com.diffplug.spotless' version '7.2.1'
+    id 'com.diffplug.spotless' version '8.2.1'
     id 'org.wiremock.tools.gradle.wiremock-extension-convention' version '0.5.1'
 }