HalDeviceManager: Reduce severity of error log in isSupported()

When WSM class is initialized by WifiServiceImpl, we first try to
cleanup state by invoke WifiNative.teardown(). This in turn invokes
HalDeviceManager.isSupported() even before HalDeviceManager.initialize()
is invoked. So, don't raise wtf's for this error to prevent unnecessary
wtf spamming on every device boot up.

Bug: 62089978
Test: Verified that only an error log is seen now on bootup.
Change-Id: I809c706717e25c784ffe7364d4351fa44ea2707d
1 file changed
tree: 97ddf50db9e46a180b7d482637d4b10b9349cb21
  1. libwifi_hal/
  2. libwifi_system/
  3. service/
  4. tests/
  5. PREUPLOAD.cfg