Merge pull request #635 from felleslosninger/dependabot/maven/com.diffplug.spotless-spotless-maven-plugin-3.4.0

Bump com.diffplug.spotless:spotless-maven-plugin from 3.3.0 to 3.4.0

Author: gne

pom.xml

@@ -307,7 +307,7 @@
       <plugin>
         <groupId>com.diffplug.spotless</groupId>
         <artifactId>spotless-maven-plugin</artifactId>
-        <version>3.3.0</version>
+        <version>3.4.0</version>
         <executions>
           <execution>
             <goals>