Keystore 2.0: Remove Asp.

With binder::Strong being Sync now. Asp is obsolete.

Ignore-AOSP-First: Merge conflict resolution.
Test: atest CtsKeystoreTestCases
Merged-In: I55a593f26bc6097122d2bab789aaaf90ee55cacc
Change-Id: I55a593f26bc6097122d2bab789aaaf90ee55cacc
9 files changed