Bump com.diffplug.spotless from 6.21.0 to 6.22.0

Bumps com.diffplug.spotless from 6.21.0 to 6.22.0.

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

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

settings.gradle.kts

@@ -26,7 +26,7 @@ plugins.forEach {
 pluginManagement {
     plugins {
         id("com.bmuschko.docker-remote-api") version "9.3.3"
-        id("com.diffplug.spotless") version "6.21.0"
+        id("com.diffplug.spotless") version "6.22.0"
         id("com.github.node-gradle.node") version "7.0.1"
         id("com.gorylenko.gradle-git-properties") version "2.4.1"
         id("com.netflix.nebula.ospackage") version "11.4.0"