qcacld-3.0: Reset roaming_in_progress flag after SSR
After SSR, scan request is dropped at HDD if roaming_in_progress
flag is set. roaming_in_progress is set when host receives ROAM_START
from fw and reset when as part of ROAM_SYNCH_COMPLETE event. If SSR
happens between these two events, roaming_in_progress is not reset
which leads scan request drop in HDD after SSR.
Reset roaming_in_progress flag after SSR
Change-Id: I25516c288034a1de23ebc5417a4b5bb483216ebc
CRs-Fixed: 2035411