[lit] Try to fix new test from 28412d1800e3 under Windows
authorJoel E. Denny <jdenny.ornl@gmail.com>
Wed, 21 Sep 2022 16:06:41 +0000 (12:06 -0400)
committerJoel E. Denny <jdenny.ornl@gmail.com>
Wed, 21 Sep 2022 16:06:41 +0000 (12:06 -0400)
commitf47a5df92d488bdff418e3b1d249f407885896f2
tree03ba49a302700bf56917122d787894a31534878c
parent143f3bf8f422af962761b1bb1f2875a6d30b25eb
[lit] Try to fix new test from 28412d1800e3 under Windows

`llvm/utils/lit/tests/Inputs/shtest-define/value-escaped.txt` broke at
least at <https://lab.llvm.org/buildbot/#/builders/216/builds/10114>.

The problem appears to be a non-portable `echo` command line.
llvm/utils/lit/tests/Inputs/shtest-define/lit.cfg