Update plugin com.diffplug.spotless-changelog to v3 (#1539)

Author: nedtwigg

settings.gradle

@@ -14,7 +14,7 @@ plugins {
 	// https://github.com/spotbugs/spotbugs-gradle-plugin/releases
 	id 'com.github.spotbugs' version '5.0.13' apply false
 	// https://github.com/diffplug/spotless-changelog/blob/main/CHANGELOG.md
-	id 'com.diffplug.spotless-changelog' version '2.4.1' apply false
+	id 'com.diffplug.spotless-changelog' version '3.0.1' apply false
 	// https://github.com/diffplug/goomph/blob/main/CHANGES.md
 	// DO NOT UPDATE, see https://github.com/diffplug/spotless/pull/874
 	id 'com.diffplug.p2.asmaven' version '3.27.0' apply false