Merge pull request #1908 from rabbitmq/dependabot/maven/main/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: michaelklishin

pom.xml

@@ -90,7 +90,7 @@
     <checksum.maven.plugin.version>1.11</checksum.maven.plugin.version>
     <central-publishing-maven-plugin.version>0.10.0</central-publishing-maven-plugin.version>
     <jshell-maven-plugin.version>1.4</jshell-maven-plugin.version>
-    <spotless.version>3.3.0</spotless.version>
+    <spotless.version>3.4.0</spotless.version>
     <google-java-format.version>1.35.0</google-java-format.version>
     <!--
     These groovy scripts are used later in this POM file to generate