add value to "maven_activation_property" cases

Jenkinsfile

@@ -10,8 +10,8 @@ if (params.Type == 'SNAPSHOT-DRY-RUN') {
     echo "Configure Maven for SNAPSHOT-DRY-RUN artifacts"
     options = ''
     maven_local_repo_path = "local-snapshots"
-    maven_settings_file = "jenkins-snapshots-dry-run-settings.xml"
-    maven_activation_property="-Pgcube-developer,dry-run";
+    maven_settings_file = "jenkins-snapshots-dry-run-settings.xml" 
+    maven_activation_property="-Pdry-run";
     maven_parent_file = "jenkins-snapshots-dry-run-settings.xml"
 }
 if (params.Type == 'SNAPSHOT') {
@@ -27,7 +27,7 @@ if (params.Type == 'RELEASE-DRY-RUN') {
     options = ''
     maven_local_repo_path = "local-releases"
     maven_settings_file = "jenkins-releases-dry-run-settings.xml"
-    maven_activation_property="-Pdry-run -Djenkins-releases=true -DRelease";
+    maven_activation_property="-Pdry-run -Djenkins-releases -DRelease";
     maven_parent_file = "jenkins-releases-dry-run-settings.xml"
 }
 if (params.Type == 'STAGING') {
@@ -35,7 +35,7 @@ if (params.Type == 'STAGING') {
     options = ''
     maven_local_repo_path = "local-staging"
     maven_settings_file = "jenkins-staging-settings.xml"
-    maven_activation_property="-Djenkins-staging=true -DRelease";
+    maven_activation_property="-Djenkins-staging -DRelease";
     maven_parent_file = "jenkins-staging-dry-run-settings.xml"
 }
 if (params.Type == 'RELEASE') {
@@ -43,7 +43,7 @@ if (params.Type == 'RELEASE') {
     options = ''
     maven_local_repo_path = "local-releases"
     maven_settings_file = "jenkins-releases-settings.xml"
-    maven_activation_property="-Djenkins-releases=true -DRelease";
+    maven_activation_property="-Djenkins-releases -DRelease";
     maven_parent_file = "jenkins-releases-dry-run-settings.xml"
 }