Update makefiles for safe_union Monostate.

Makefile for safe_union was updated by manually modifying
update_makefiles.py. This was done by modifying
Constant.HAL_* and passing "--hal safe_union@1.0" to the script.

Bug: 116156870
Test: N/A
Change-Id: Iabba19366f80415bebff789e73eb374fb799df18
3 files changed