Bump com.diffplug.spotless:spotless-maven-plugin from 3.1.0 to 3.4.0#54

ianopolous merged 1 commit intomasteripld/java-cid:masterfrom

dependabot/maven/com.diffplug.spotless-spotless-maven-plugin-3.4.0ipld/java-cid:dependabot/maven/com.diffplug.spotless-spotless-maven-plugin-3.4.0Copy head branch name to clipboard