Bump com.diffplug.spotless from 8.4.0 to 8.7.0

Bumps com.diffplug.spotless from 8.4.0 to 8.7.0.

---
updated-dependencies:
- dependency-name: com.diffplug.spotless
  dependency-version: 8.7.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

build.gradle

@@ -7,7 +7,7 @@ plugins {
     id 'net.researchgate.release' version '2.6.0' apply false
     id 'com.gradleup.shadow' version '9.3.2' apply false
     id 'io.codearte.nexus-staging' version '0.22.0'
-    id 'com.diffplug.spotless' version '8.4.0' apply false
+    id 'com.diffplug.spotless' version '8.7.0' apply false
 }
 
 ext {