[llvm-branch-commits] [CI] Use LLVM_ENABLE_RUNTIMES for runtimes builds on Linux (PR #142694)

[David Spickett via llvm-branch-commits]

https://github.com/DavidSpickett approved this pull request.

CMake once with the runtimes enabled. Modify the test parameters each time.

Looks good to me.

https://github.com/llvm/llvm-project/pull/142694