fix(Collection's util resource discovery fails when complex subresour…

…ces present ansible-collections#659)

plugins/module_utils/client/discovery.py

@@ -113,7 +113,7 @@ def get_resources_for_api_version(self, prefix, group, version, preferred):
             filter(lambda resource: "/" in resource["name"], resources_response)
         )
         for subresource in subresources_raw:
-            resource, name = subresource["name"].split("/")
+            resource, name = subresource["name"].split("/", 1)
             subresources[resource][name] = subresource
 
         for resource in resources_raw: