Merge pull request #235 from rabbitmq/dependabot/maven/main/spotbugs.version-4.9.4

Bump spotbugs.version from 4.9.3 to 4.9.4

Author: acogoluegnes

pom.xml

@@ -67,7 +67,7 @@
         <spotless.version>2.46.1</spotless.version>
         <google-java-format.version>1.28.0</google-java-format.version>
         <spotbugs-maven-plugin.version>4.9.3.2</spotbugs-maven-plugin.version>
-        <spotbugs.version>4.9.3</spotbugs.version>
+        <spotbugs.version>4.9.4</spotbugs.version>
         <buildnumber.plugin.version>3.2.1</buildnumber.plugin.version>
         <maven.gpg.plugin.version>3.2.8</maven.gpg.plugin.version>
         <asciidoctor.maven.plugin.version>3.2.0</asciidoctor.maven.plugin.version>