Revert "Remove deleted rulesets from whitelist (#18967)" (#19015)

This reverts commit a207be5.

Author: zoracon

test/run_travis.sh

@@ -75,8 +75,6 @@ elif [ "$TEST" == "validations" ] || [ "$TEST" == "fetch" ] || [ "$TEST" == "pre
     if [ "$TEST" == "validations" ]; then
       echo >&2 "Performing validations on rulesets."
       docker run --rm -ti -v $(pwd):/opt httpse bash -c "test/validations.sh"
-      echo >&2 "Checking ruleset whitelist is updated if necessary."
-      utils/ruleset-whitelist-cleanup.sh
     fi
 
     if [ "$TEST" == "fetch" ]; then

utils/ruleset-whitelist-cleanup.sh

@@ -40,4 +40,3 @@ done) < "$WLIST"
 TMPFILE=`mktemp`
 (head -n1 "$WLIST" && tail -n +2 "$WLIST" | sort -t"," -b -u -k4) > "$TMPFILE"
 mv "$TMPFILE" "$WLIST"
-git diff --exit-code --no-patch "$WLIST"