qcacmn: Reset svld on getting delba or teardown

Currently we do not update svld with 0 on receiving
delba or during a teardown. This change sets update_svld
and resets svld flag to 0.

Change-Id: Ic5eb5732946c47d7c20230f225fbb1bf54621506
CRs-Fixed: 2514183
1 file changed