Print debug message for app initiated enable/disable scanning

This commit prints a debug message for app initiated enable/disable
of wifi scanning. The debug message contains the requesting UID.

Bug: 134687729
Test: atest com.android.server.wifi
Change-Id: I015080d8ce563781da93512614f8b890a0926faf
1 file changed
tree: 2173a75fd0a78b130fee68ddf5eb306fc0dd8c0e
  1. apex/
  2. service/
  3. PREUPLOAD.cfg