[OpenMP] Add info for device table changes

Summary:
This patch adds a feature to print information whenever the host-device pointer
mapping table is changed by inserting or removing an entry. This introduces a
new bit field for LIBOMPTARGET_INFO at position 0x8.

Reviewed By: jdoerfert

Differential Revision: https://reviews.llvm.org/D100600

GitOrigin-RevId: 83d4b2e2e08264d39190455c381092e604cf1342
4 files changed