mac80211: MAC80211_MESSAGE_TRACING should depend on TRACING

When tracing is disabled, there is no point in asking the user about
enabling tracing of all mac80211 debug messages.

Fixes: 3fae0273 ("mac80211: trace debug messages")
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Link: https://patch.msgid.link/85bbe38ce0df13350f45714e2dc288cc70947a19.1727179690.git.geert@linux-m68k.org


Signed-off-by: Johannes Berg <johannes.berg@intel.com>