[Chapel Merge] Set compiler path for non-module XC testing

Branch: refs/heads/master
Revision: e1d154b
Author: ronawho
Log Message:

Merge pull request #17656 from ronawho/fix-llvm-testing-arkouda-xc

Set compiler path for non-module XC testing

[reviewed by @daviditen]

Get llvm working on XC testing that doesn't use the nightly module by
setting COMPILER_PATH. This is similar to #17651

Modified Files:
M util/cron/test-perf.cray-xc.arkouda.bash

Compare: https://github.com/chapel-lang/chapel/compare/7ae66c74c104...e1d154becf7e