msan: update tests for new memory mappings on aarch64

D137666 changed the memory mappings for msan on aarch64.
This patch updates two more tests to match the new
mappings.

Differential Revision: https://reviews.llvm.org/D139033

GitOrigin-RevId: b647d8f95d194e15d0335a644947c650f97041df
2 files changed