Update entrypoint.sh

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

Author: jemersonmaia

entrypoint.sh

@@ -4,7 +4,7 @@ set -e
 if [ -n "${GITHUB_WORKSPACE}" ] ; then
   cd "${GITHUB_WORKSPACE}/${INPUT_WORKDIR}" || exit
 
-  git config --global --add safe.directory $GITHUB_WORKSPACE
+  git config --global --add safe.directory "$GITHUB_WORKSPACE"
 fi
 
 export REVIEWDOG_GITHUB_API_TOKEN="${INPUT_GITHUB_TOKEN}"