sepolicy: wigig fixes

1. Add rules for accessing the capability config store.
It will be used instead of vendor properties that pass
information between system and vendor contexts.
2. Add rule to hal_wifi_supplicant for creating sockets,
fixes this error:
avc: denied { create } for comm="wpa_supplicant" scontext=u:r:hal_wifi_supplicant_default:s0 tcontext=u:r:hal_wifi_supplicant_default:s0 tclass=qipcrtr_socket permissive=0

Change-Id: I735bdc1fc1942cdf03b1dad416a81d1ec91ac44f