Add OMRChecker (#470)

Author: Udayraj123

data/repositories.toml

@@ -728,6 +728,7 @@ repositories = [
   'github.com/typescript-eslint/typescript-eslint',
   'github.com/tzapu/WiFiManager',
   'github.com/ubuntu/microk8s',
+  'github.com/Udayraj123/OMRChecker',
   'github.com/unisonweb/unison',
   'github.com/UniversalMediaServer/UniversalMediaServer',
   'github.com/unoplatform/uno',