Update labeler.yml to correctly group DevOps lables

Author: ksen0

.github/labeler.yml

@@ -26,7 +26,6 @@
   - '\[[xX]\]\s*Internationalization'
 "DevOps":
   - '\[[xX]\]\s*Build Process'
-"DevOps":
   - '\[[xX]\]\s*Unit Testing'
 "Build Process":
   - '\[[xX]\]\s*Build Process'