Update pihole-sync

pihole-sync

@@ -157,7 +157,7 @@ pull () {
 
 	# Update local Git repo from remote Git repo
 	git remote update > /dev/null
-	CHANGED=$(git log HEAD..origin/master --oneline)
+	CHANGED=$(git log HEAD..origin/main --oneline)
 	if [ -n "${CHANGED}" ]; then
                 echo 'Remote Git repo is different than local Pi-hole lists. Updating local lists...';
                 # Remove -q option if you don't want to run in "quiet" mode