Bump com.diffplug.spotless:spotless-maven-plugin from 3.0.0 to 3.1.0#3

Chrimle merged 2 commits intomainChrimle/Compact-Java-CLI:mainfrom

dependabot/maven/com.diffplug.spotless-spotless-maven-plugin-3.1.0Chrimle/Compact-Java-CLI:dependabot/maven/com.diffplug.spotless-spotless-maven-plugin-3.1.0Copy head branch name to clipboard