apex: libbinder whitelist -= com.android.media

All APEXes need to ship w/o libbinder since it does not offer a stable
wire protocol. Removing this since nothing adds a libbinder dep here.

Bug: 139016109
Test: build
Merged-In: Ic6a3fcb68054d8c7a5f2f64795a0e2889ce1abe8
(cherry picked from commit 1c3108d6)
Change-Id: Ic6a3fcb68054d8c7a5f2f64795a0e2889ce1abe8