Fix SGLM test's child matching

This CL fixes a bug in SGLM tests' child bound capturing logic
where it would decide to ignore a child even though it is
still withing bounds wrt SGLM.

Bug: 31457802
Test: Failing test now passes on N4
Change-Id: Ifeacc83cf9e5a346c1c6a9dabf61d089c70479bb
1 file changed