Adding delay after SecuritySettings create to work around API inconsistency (#11165) (#18792)

[upstream:b84aed139eeea71b7919887874e8f1a4a6b263cf]

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

Author: modular-magician

.changelog/11165.txt

@@ -0,0 +1,3 @@
+```release-note:bug
+dialogflowcx: fixed intermittent issues with retrieving resource state soon after creating `google_dialogflow_cx_security_settings` resources
+```

google/services/dialogflowcx/resource_dialogflow_cx_security_settings.go

@@ -302,6 +302,11 @@ func resourceDialogflowCXSecuritySettingsCreate(d *schema.ResourceData, meta int
 	}
 	d.SetId(id)
 
+	// This is useful if the resource in question doesn't have a perfectly consistent API
+	// That is, the Operation for Create might return before the Get operation shows the
+	// completed state of the resource.
+	time.Sleep(5 * time.Second)
+
 	log.Printf("[DEBUG] Finished creating SecuritySettings %q: %#v", d.Id(), res)
 
 	return resourceDialogflowCXSecuritySettingsRead(d, meta)