Add a setting for adding a tick reaction when help is DMed (#4467)

* Tick response for help command

* Make this a setting instead

Co-authored-by: palmtree5 <palmtree5+3577255@users.noreply.github.com>

redbot/core/bot.py

@@ -113,6 +113,7 @@ class RedBase(
             help__verify_checks=True,
             help__verify_exists=False,
             help__tagline="",
+            help__use_tick=False,
             description="Red V3",
             invite_public=False,
             invite_perm=0,