Change API link and add automation doc (#13504) (#9721)

[upstream:102146734997dfcfc55a49feb0c801ba627112d4]

Signed-off-by: Modular Magician <[email protected]>

Author: modular-magician

.changelog/13504.txt

@@ -0,0 +1,3 @@
+```release-note:none
+
+```

website/docs/r/network_connectivity_service_connection_policy.html.markdown

@@ -26,9 +26,10 @@ Manage Service Connection Policies.
 
 To get more information about ServiceConnectionPolicy, see:
 
-* [API documentation](https://cloud.google.com/secure-web-proxy/docs/reference/networkconnectivity/rest/v1/projects.locations.networkConnectionPolicies)
+* [API documentation](https://cloud.google.com/network-connectivity/docs/reference/networkconnectivity/rest/v1/projects.locations.serviceConnectionPolicies)
 * How-to Guides
     * [About Service Connection Policies](https://cloud.google.com/vpc/docs/about-service-connection-policies#service-policies)
+    * [About Service Connectivity Automation](https://cloud.google.com/vpc/docs/about-service-connectivity-automation)
 
 <div class = "oics-button" style="float: right; margin: 0 0 -15px">
   <a href="https://console.cloud.google.com/cloudshell/open?cloudshell_git_repo=https%3A%2F%2Fgithub.jpy.wang%2Fterraform-google-modules%2Fdocs-examples.git&cloudshell_image=gcr.io%2Fcloudshell-images%2Fcloudshell%3Alatest&cloudshell_print=.%2Fmotd&cloudshell_tutorial=.%2Ftutorial.md&cloudshell_working_dir=network_connectivity_policy_basic&open_in_editor=main.tf" target="_blank">