Revert "Temporarily always push the docs commit"

This reverts commit 6612fd39ae6f84446dad1b0507417d6febf22fa0.
diff --git a/.ci/deploy-docs.sh b/.ci/deploy-docs.sh
index ecc94fb..b644dfe 100755
--- a/.ci/deploy-docs.sh
+++ b/.ci/deploy-docs.sh
@@ -29,7 +29,7 @@
 touch .
 git add -A .
 
-#if [[ $(git status -s) ]]; then
+if [[ $(git status -s) ]]; then
   git commit -m "Rebuild docs for https://github.com/harfbuzz/harfbuzz/commit/$REVISION"
   git push -q upstream HEAD:main
-#fi
+fi