Update dependency org.apache.maven.plugins:maven-gpg-plugin to v3.2.8

Author: renovate[bot]

pom.xml

@@ -160,7 +160,7 @@
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-gpg-plugin</artifactId>
-        <version>3.2.7</version>
+        <version>3.2.8</version>
         <executions>
           <execution>
             <id>sign-artifacts</id>