sepolicy: Added socket perms to location to connect to wpa ctrl socket

Lowi interacts with wpa supplicant for scan and anqp query via ctrl
communication. As the wpa control socket is in /data/vendor/ path
the required sepolicy changes are needed for location module

CRs-Fixed: 2431133
Change-Id: Icaef72229bc028c446c8d60c0b471de9583c63ae