Update dependency org.codehaus.gmavenplus:gmavenplus-plugin to v4.2.0 (#737)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

functions/pom.xml

@@ -119,7 +119,7 @@
       <plugin>
         <groupId>org.codehaus.gmavenplus</groupId>
         <artifactId>gmavenplus-plugin</artifactId>
-        <version>4.1.1</version>
+        <version>4.2.0</version>
         <executions>
           <execution>
             <id>default</id>