Merge pull request #59 from rabbitmq/dependabot/maven/org.apache.maven.plugins-maven-gpg-plugin-3.0.1

Bump maven-gpg-plugin from 1.6 to 3.0.1

Author: acogoluegnes

pom.xml

@@ -76,7 +76,7 @@
     <maven-surefire-plugin.version>2.22.2</maven-surefire-plugin.version>
     <spring-boot-maven-plugin.version>2.6.3</spring-boot-maven-plugin.version>
     <checksum.maven.plugin.version>1.11</checksum.maven.plugin.version>
-    <maven.gpg.plugin.version>1.6</maven.gpg.plugin.version>
+    <maven.gpg.plugin.version>3.0.1</maven.gpg.plugin.version>
     <buildnumber.plugin.version>3.0.0</buildnumber.plugin.version>
     <maven-resources-plugin.version>3.2.0</maven-resources-plugin.version>
     <maven-source-plugin.version>3.2.1</maven-source-plugin.version>