Deprecate QNS network disable reason BAD_LINK

WifiNetworkAgent#unwanted no longer disables the network.

Bug: 28558417
Change-Id: I2e7ed99ae4cb952f124c673376d967eeee2b4ece
(cherry picked from commit 4156d615707a7aa27ecaf55c889824fd025a75b5)
1 file changed