Revert "Update OS plugin"

This reverts commit 67a8948.

Author: Core447

Plugins.json

@@ -50,7 +50,7 @@
             "1.4.9-beta": "35fd20bfd3eccb746aa40302261912ffef7aae0f",
             "1.4.12-beta": "8571b71828bad8cebc4e7c582fb03531aa88312e",
             "1.5.0-beta": "d41fb1657ad4b33cb348f76074d2fad2861091c9",
-            "1.5.0-beta.5": "4ca3a58da0d29204e59338f25672438c56fb8088"
+            "1.5.0-beta.5": "c9af81969e99a1834832f051a68f091ee501e540"
         }
     },
     {