Append version to ABI dump directories

- Move existing dump files to arm64/lib[64].
- Append "-P" to vndk and vndk-sp dump directories.
- Make VtsVndkAbi compare unversioned VNDK directories with P.

Test: vts-tradefed run commandAndExit -m VtsVndkAbi
Bug: 70487344
Change-Id: Iccd627ec3c95b161c2fa6617e2024b740918e37f
206 files changed