Clean up dependencies for London Release

Issue-ID: POLICY-4482
Change-Id: I30672cfc639c4313df95e71a5e906e3224b260b8
Signed-off-by: liamfallon <liam.fallon@est.tech>
diff --git a/packages/policy-gui-docker/pom.xml b/packages/policy-gui-docker/pom.xml
index 6990975..47927e6 100644
--- a/packages/policy-gui-docker/pom.xml
+++ b/packages/policy-gui-docker/pom.xml
@@ -1,6 +1,6 @@
 <!--
   ============LICENSE_START=======================================================
-   Copyright (C) 2021-2022 Nordix Foundation.
+   Copyright (C) 2021-2023 Nordix Foundation.
   ================================================================================
   Licensed under the Apache License, Version 2.0 (the "License");
   you may not use this file except in compliance with the License.
@@ -53,7 +53,6 @@
             <plugin>
                 <groupId>org.codehaus.gmaven</groupId>
                 <artifactId>groovy-maven-plugin</artifactId>
-                <version>2.1.1</version>
                 <executions>
                     <execution>
                         <phase>validate</phase>