MIPS: Skip test-simplified-lowering/RunNumberDivide_2_TruncatingToUint32.
MIPS: Skip test-simplified-lowering/RunNumberDivide_2_TruncatingToUint32.

This test fails on board, temporarily skip failing test until we resolve this issue.

NOTRY=true

Review URL: https://codereview.chromium.org/1127573002

Cr-Commit-Position: 972c6d2dc6dd5efdad1377c0d224e03eb8f276f7@{#28201}

UniversalFuture/moosh,UniversalFuture/moosh,UniversalFuture/moosh,UniversalFuture/moosh