Remove  config in frameworks/base

Remove old config within frameworks/base. With move to CarrierConfig no
need for the old editable_voicemailnumber resources.
Merged-In: Ib70ac5f488b45f32b705e471478e13802ebe9dd7

Bug: 29873049
Change-Id: Ib70ac5f488b45f32b705e471478e13802ebe9dd7
1 file changed