Update complete_check.yml (#1690)

Disable as submodule.

Author: cisco-einarnn

.github/workflows/complete_check.yml

@@ -38,4 +38,6 @@ jobs:
           ./experimental/ieee/check.sh
           ./standard/ieee/check.sh
           ./standard/iana/check.sh
-          ./standard/itu/check.sh
+
+          # disable as imported as a submodule
+          # ./standard/itu/check.sh