Remove unused labels

Author: alexesprit

Dockerfile

@@ -5,11 +5,6 @@ LABEL repository="https://github.com/alexesprit/action-update-file"
 LABEL homepage="https://github.com/alexesprit/action-update-file"
 LABEL maintainer="alexesprit <[email protected]>"
 
-LABEL com.github.actions.name="Update file on GitHub"
-LABEL com.github.actions.description="Update (i.e. commit and push) a given file on GitHub"
-LABEL com.github.actions.icon="git-commit"
-LABEL com.github.actions.color="green"
-
 COPY "entrypoint.py" "/entrypoint.py"
 COPY "requirements.txt" /