Deprecate cc_binary aconfigd and the controlling flag

cc_binary aconfigd is replaced with rust_binary aconfigd-system. The
replacement is flag guarded and is already in TF full for more than a
week. Thus delete the flag and deprecate old cc_binary aconfigd.

Test: m
Change-Id: Ic9016268a0d3b1e91c049056858e2f9aa5a82cab
Merged-In: Id47f38f4b17758a2a412c4715e663c23cbcbd08a
5 files changed