[#23232] Add region url_parameter to google_vertex_ai_index_endpoint_deployed_index (#14236) (#23247)

[upstream:04fa6d55b60584ef3dce627a5cdee8f410f938d0]

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

Author: modular-magician

.changelog/14236.txt

@@ -0,0 +1,3 @@
+```release-note:bug
+vertexai: added missing region url_param in `google_vertex_ai_index_endpoint_deployed_index`
+```

google/services/vertexai/resource_vertex_ai_index_endpoint_deployed_index.go

@@ -211,6 +211,12 @@ Note: we only support up to 5 deployment groups (not including 'default').`,
 				Description: `If true, private endpoint's access logs are sent to Cloud Logging.`,
 				Default:     false,
 			},
+			"region": {
+				Type:        schema.TypeString,
+				Optional:    true,
+				ForceNew:    true,
+				Description: `The region of the index endpoint deployment. eg us-central1`,
+			},
 			"reserved_ip_ranges": {
 				Type:     schema.TypeList,
 				Optional: true,

google/services/vertexai/resource_vertex_ai_index_endpoint_deployed_index_generated_meta.yaml

@@ -27,4 +27,6 @@ fields:
   - field: 'private_endpoints.psc_automated_endpoints.network'
   - field: 'private_endpoints.psc_automated_endpoints.project_id'
   - field: 'private_endpoints.service_attachment'
+  - field: 'region'
+    provider_only: true
   - field: 'reserved_ip_ranges'