[x86][scheduler] Add MIR test for 41914

Generated via:
    $ clang -fno-omit-frame-pointer -m32 -mregparm=3 -O2 crash.c -emit-llvm -S
    $ llc -print-before=machine-scheduler -mcpu=sandybridge crash.mir

Reviewed By: pengfei

Differential Revision: https://reviews.llvm.org/D122348