docs: Update v1.2.2 to versions file

Author: myxvisual

docs/scripts/versions.json

@@ -17,5 +17,6 @@
   "v1.1.8",
   "v1.1.9",
   "v1.2.0",
-  "v1.2.1"
+  "v1.2.1",
+  "v1.2.2"
 ]