Revert back to upstream workflow file

.github/workflows/ci.yml

@@ -21,18 +21,15 @@ jobs:
       - name: Run Uncrustify
         run: |
           uncrustify --version
-          find . -iname "*.[hc]" -exec uncrustify --no-backup --replace --if-changed -c tools/uncrustify.cfg {} +
+          find . -iname "*.[hc]" -exec uncrustify --check -c tools/uncrustify.cfg {} +
           if [ "$?" = "0" ]; then
             exit 0
           else
             echo -e "\033[31;1;43mFormatting check (using Uncrustify) failed...\033[0m"
             echo -e "\033[32;3mTo have the code uncrustified for you, please comment '/bot run uncrustify' (without the quotes) on the Pull Request.\033[0m"
-            git diff --color=always
             exit 1
           fi
       - name: Check For Trailing Whitespace
-        shell: bash
-        if: success() || failure()
         run: |
           set +e
           grep --exclude="README.md" -rnI -e "[[:blank:]]$" .