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/gce_snapshot.py

@@ -18,36 +18,40 @@ description:
     volumes, each snapshot will be prepended with the disk name
 options:
   instance_name:
+    type: str
     description:
       - The GCE instance to snapshot
     required: True
   snapshot_name:
+    type: str
     description:
       - The name of the snapshot to manage
+    required: True
   disks:
+    type: list
     description:
       - A list of disks to create snapshots for. If none is provided,
-        all of the volumes will be snapshotted
-    default: all
+        all of the volumes will have snapshots created.
     required: False
   state:
+    type: str
     description:
       - Whether a snapshot should be C(present) or C(absent)
     required: false
     default: present
     choices: [present, absent]
   service_account_email:
+    type: str
     description:
       - GCP service account email for the project where the instance resides
-    required: true
   credentials_file:
+    type: path
     description:
       - The path to the credentials file associated with the service account
-    required: true
   project_id:
+    type: str
     description:
       - The GCP project ID to use
-    required: true
 requirements:
     - "python >= 2.6"
     - "apache-libcloud >= 0.19.0"