Bump com.diffplug.spotless from 6.22.0 to 6.23.0 (#969)

Bumps com.diffplug.spotless from 6.22.0 to 6.23.0.

---
updated-dependencies:
- dependency-name: com.diffplug.spotless
  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 'java'
-    id "com.diffplug.spotless" version "6.22.0"
+    id "com.diffplug.spotless" version "6.23.0"
     id "org.sonarqube" version "4.4.0.3356"
     id "name.remal.sonarlint" version "3.3.0"
 }