[compiler-rt] XFAIL: lld-available lit.cfg tag does not work as intended. (PR #99056)

[Kamau Bridgeman via llvm-commits]

================
@@ -1,7 +1,7 @@
 // REQUIRES: linux, lld-available
 
 // FIXME: Investigate and fix.
-// XFAIL: powerpc64-target-arch
+// XFAIL: powerpc64-target-arch,powerpc64le-target-arch
----------------
kamaub wrote:

```suggestion
// XFAIL: powerpc64-target-arch, powerpc64le-target-arch
```

https://github.com/llvm/llvm-project/pull/99056