Remove android.frameworks.bufferhub@1.0 from the Framework

This was a framework-face HIDL interface and we validated that the
vendors do NOT depend on them at all.

Bug: 170681929
Bug: 204068144
Test: aosp_cf_x86_phone-userdebug
Change-Id: I7f0324773e4b3a62f482588d5bd2181f1026872d