iwlwifi: mvm: combine parts of UMAC and LMAC sched scans
iwlwifi: mvm: combine parts of UMAC and LMAC sched scans

Similarly to the regular scan patch, a lot of the UMAC and LMAC sched
scan code is also almost identical.  Grab the low hanging fruits by
combining the obvious parts.

Signed-off-by: Luciano Coelho <48024ebf6407f04843f8b4062a045f41623c6d61@intel.com>
Signed-off-by: Emmanuel Grumbach <643a80aaf16a8332d6a70921c14d4bb265446494@intel.com>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs