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: 75baf03a

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

Change-Id: I824f873cd407e1d51dcd1983156a1c99bc533220