Tidy up validate-modules ignores for cloud/google modules (#1265) (#1273)

* fixed validation-modules for plugins/modules/cloud/google/gcdns_record.py

* fixed validation-modules for plugins/modules/cloud/google/gcdns_zone.py

* fixed validation-modules for plugins/modules/cloud/google/gce_eip.py

* fixed validation-modules for plugins/modules/cloud/google/gce_img.py

* fixed validation-modules for plugins/modules/cloud/google/gce_instance_template.py

* fixed validation-modules for plugins/modules/cloud/google/gce_labels.py

* fixed validation-modules for plugins/modules/cloud/google/gce_lb.py

* fixed validation-modules for plugins/modules/cloud/google/gce_mig.py

* fixed validation-modules for plugins/modules/cloud/google/gce_net.py

* fixed validation-modules for plugins/modules/cloud/google/gce_pd.py

* fixed validation-modules for plugins/modules/cloud/google/gce_snapshot.py

* fixed validation-modules for plugins/modules/cloud/google/gce_tag.py

* fixed validation-modules for plugins/modules/cloud/google/gcp_backend_service.py

* fixed validation-modules for plugins/modules/cloud/google/gcp_forwarding_rule.py

* fixed validation-modules for plugins/modules/cloud/google/gcp_healthcheck.py

* fixed validation-modules for plugins/modules/cloud/google/gcp_target_proxy.py

* fixed validation-modules for plugins/modules/cloud/google/gcpubsub_info.py

* fixed validation-modules for plugins/modules/cloud/google/gcpubsub.py

* fixed validation-modules for plugins/modules/cloud/google/gcp_url_map.py

* fixed validation-modules for plugins/modules/cloud/google/gcspanner.py

* fixed validation-modules for plugins/modules/cloud/google/gc_storage.py

* adjust parameter description in gce_eip.py

* fixed validation-modules for plugins/modules/cloud/google/gce.py

* removed extra type definition

* reformatted long lines

* Tidy up validate-modules ignores for cloud/google modules

* gc_storage.py: fixed parameter to be overwrite and alias force, instead of the other way around

* rolled back a number of ignore lines that ansible 2.9 believes to defy sanity

* gce_instance_template.py: the metadata parameter brings no definition whatsoever in argument_spec, causing a number of problems. Rolling back for now.

* Fixes on docs from the PR

(cherry picked from commit 4b26990d8b)

Co-authored-by: Alexei Znamensky <103110+russoz@users.noreply.github.com>

plugins/modules/cloud/google/gcp_target_proxy.py

@@ -30,17 +30,47 @@ author:
   - "Tom Melendez (@supertom) <tom@supertom.com>"
 options:
   target_proxy_name:
+    type: str
     description:
        - Name of the Target_Proxy.
     required: true
   target_proxy_type:
+    type: str
     description:
        - Type of Target_Proxy. HTTP, HTTPS or SSL. Only HTTP is currently supported.
     required: true
+    choices: [HTTP]
   url_map_name:
+    type: str
     description:
        - Name of the Url Map.  Required if type is HTTP or HTTPS proxy.
     required: false
+  project_id:
+    type: str
+    description:
+      - your GCE project ID
+  pem_file:
+    type: str
+    description:
+      - path to the pem file associated with the service account email
+        This option is deprecated. Use 'credentials_file'.
+  credentials_file:
+    type: str
+    description:
+      - path to the JSON file associated with the service account email
+  service_account_email:
+    type: str
+    description:
+      - service account email
+  service_account_permissions:
+    type: list
+    description:
+      - service account permissions
+  state:
+    type: str
+    description: The state the target proxy should be in. C(present) or C(absent) are the only valid options.
+    required: true
+    choices: [present, absent]
 '''
 
 EXAMPLES = '''