Use Ruby YAML library to serialize Ansible examples (#196)

<!-- This change is generated by MagicModules. -->
/cc @rambleraptor

plugins/modules/gcp_sql_database.py

@@ -74,29 +74,29 @@ extends_documentation_fragment: gcp
 EXAMPLES = '''
 - name: create a instance
   gcp_sql_instance:
-      name: "{{resource_name}}-3"
-      settings:
-        ip_configuration:
-          authorized_networks:
-          - name: google dns server
-            value: 8.8.8.8/32
-        tier: db-n1-standard-1
-      region: us-central1
-      project: "{{ gcp_project }}"
-      auth_kind: "{{ gcp_cred_kind }}"
-      service_account_file: "{{ gcp_cred_file }}"
-      state: present
+    name: "{{resource_name}}-3"
+    settings:
+      ip_configuration:
+        authorized_networks:
+        - name: google dns server
+          value: 8.8.8.8/32
+      tier: db-n1-standard-1
+    region: us-central1
+    project: "{{ gcp_project }}"
+    auth_kind: "{{ gcp_cred_kind }}"
+    service_account_file: "{{ gcp_cred_file }}"
+    state: present
   register: instance
 
 - name: create a database
   gcp_sql_database:
-      name: "test_object"
-      charset: utf8
-      instance: "{{ instance }}"
-      project: "test_project"
-      auth_kind: "serviceaccount"
-      service_account_file: "/tmp/auth.pem"
-      state: present
+    name: test_object
+    charset: utf8
+    instance: "{{ instance }}"
+    project: test_project
+    auth_kind: serviceaccount
+    service_account_file: "/tmp/auth.pem"
+    state: present
 '''
 
 RETURN = '''