ARM Packages: Added the NULL implementation of CpuExceptionHandlerLib

This NULL implementation should not affect the existing code flow and
avoid the builds to be broken by a missing dependency.
In a longer term, an implementation of CpuExceptionHandlerLib should
be provided for ARM architecture.

Signed-off-by: oliviermartin



git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13103 6f19259b-4bc3-4df7-8a09-765794883524
6 files changed