d0b1cee1fe95eba7b968bed2c33ab681d169c91f doc: `-help-debug` implies `-help` (Wladimir J. van der Laan)
Pull request description:
I don't understand why `-help-debug` would be useful without requesting the help, and I've made this particular mistake one time too many.
Tree-SHA512: 370eab368d672fc09e66fcc440db3cb7e4c70c2988aab506cdc3f3e234c27c8f0fc7512c9cf86606ac43f5c6023b3618b7b0302b4b6e289b388559ba8010f27a
Backport of Core PR14207