WLC: service: add sepolicy for property vendor.wlcservice.test

avc:  denied  { read } for  comm="binder:882_3" name="u:object_r:default_prop:s0" dev="tmpfs" ino=172 scontext=u:r:hal_wlcservice:s0 tcontext=u:object_r:default_prop:s0 tclass=file permissive=0

Test: authentication test mode
Bug: 350830879
Flag: EXEMPT bugfix
Change-Id: Ie9f8fc5cce8e62b06931b77aa8cd16a3c9516fb5
Signed-off-by: YiKai Peng <kenpeng@google.com>
3 files changed