[llvm] [workflows] Fix lldb-tests and libclc-tests (PR #80751)

[Tom Stellard via llvm-commits]

tstellar wrote:

Here is an example of the failure: https://github.com/llvm/llvm-project/actions/runs/7771992746/job/21193903687?pr=80584

For lldb, I'm just trying to build it, not run the tests.

https://github.com/llvm/llvm-project/pull/80751