llvm-project

ee5bc570 - Revert "[llvm] Use lit internal shell by default"

Revert "[llvm] Use lit internal shell by default" This reverts commit 2581354f6cdf78a6e14a52308b15f747d4c66df8. This is causing test failures on Darwin. https://lab.llvm.org/buildbot/#/builders/190/builds/27101