symtab: add support for CRC values from __kcrctab am: ad0feffef0 am: e815751a9d

Original change: https://android-review.googlesource.com/c/platform/external/libabigail/+/2300221

Change-Id: I97a5171cf3fcd16e894f6bec6b01c5badad8227e
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>