Update git config to set directory as safe (#3)

Why:

Previous configuration was breaking.

Author: nunoapfernandes

entrypoint.sh

@@ -18,6 +18,6 @@ if [[ ${SKIP_HOOKS:-} == "true" ]]; then
   EXTRA_ARGS+="--no-verify"
 fi
 
-git config --global --add safe.directory .
+git config --global --add safe.directory /github/workspace
 git remote add $REMOTE $REMOTE_URL
 git push $(join_by " " $EXTRA_ARGS) $REMOTE HEAD:master