add gcube 5.17.2

open/gcube-5.17.2.yaml

@@ -0,0 +1,20 @@
+#Release gCube 5.17.2
+
+gCube_release:
+  Version: 5.17.2
+  Components:
+
+    Widgets:
+      - name: metadata-profile-form-builder-widget
+        version: 2.2.0
+
+    CkanWidget:
+      - name: ckan-metadata-publisher-widget
+        version: 2.3.0
+
+    Portlet:
+      - group_id: org.gcube.portlets.gcubeckan
+        name: gcube-ckan-datacatalog
+        version: 2.3.2
+      - name: workspace
+        version: 6.30.1