adding ansible types in documentation (#303)

Signed-off-by: Modular Magician <magic-modules@google.com>

plugins/modules/gcp_sql_user.py

@@ -53,10 +53,12 @@ options:
       to an empty string. For update operations, host is specified as part of the
       request URL. The host name cannot be updated after insertion.
     required: true
+    type: str
   name:
     description:
     - The name of the user in the Cloud SQL instance.
     required: true
+    type: str
   instance:
     description:
     - The name of the Cloud SQL instance. This does not include the project ID.
@@ -66,10 +68,12 @@ options:
       to a gcp_sql_instance task and then set this instance field to "{{ name-of-resource
       }}"'
     required: true
+    type: dict
   password:
     description:
     - The password for the user.
     required: false
+    type: str
 extends_documentation_fragment: gcp
 '''