Adding API Docs for google_securityposture_posture_deployment for registry (GoogleCloudPlatform#12875)

Co-authored-by: Stephen Lewis (Burrows) <[email protected]>

Author: 2 people

mmv1/products/securityposture/PostureDeployment.yaml

@@ -22,6 +22,7 @@ description: |
 references:
   guides:
     'Create and deploy a posture': 'https://cloud.google.com/security-command-center/docs/how-to-use-security-posture'
+  api: 'https://cloud.google.com/security-command-center/docs/reference/securityposture/rest/v1/organizations.locations.postureDeployments'
 docs:
 base_url: '{{parent}}/locations/{{location}}/postureDeployments'
 self_link: '{{parent}}/locations/{{location}}/postureDeployments/{{posture_deployment_id}}'