qcacmn: Release peer ref after peer pointer usage

peer pointer is used in wlan_crypto_getkey after
peer ref is released.

Fix is to release peer ref after peer pointer usage
is done in wlan_crypto_getkey API.

Change-Id: Id60acfab838511e0cbde4fd95cce795d77878540
Crs-Fixed: 2236136
1 file changed