[AC-2595] [AC-2596] Empty clients placeholder and setup provider hint (#9505)

* Added empty state to providers clients page

* Added bitForm to Setup component and added billing email hint

apps/web/src/locales/en/messages.json

@@ -8330,5 +8330,12 @@
   },
   "viewSecret": {
     "message": "View secret"
+  },
+  "noClients": {
+    "message": "There are no clients to list"
+  },
+  "providerBillingEmailHint": {
+    "message": "This email address will receive all invoices pertaining to this provider",
+    "description": "A hint that shows up on the Provider setup page to inform the admin the billing email will receive the provider's invoices."
   }
 }