vts(wifi): Stop wifi fully instead of stopping framework am: 87423904 am:...

vts(wifi): Stop wifi fully instead of stopping framework am: 87423904 am: 356437d4 am: 4df2e04a am: 808c29b6

Original change: https://googleplex-android-review.googlesource.com/c/platform/hardware/interfaces/+/15847168

Change-Id: I5fc6d9c62cdfb88770c6f8a7a71e16649e18aa5b