[llvm] [test] llvm-ar: Fix inadvertent unXFAIL for Apple platforms (PR #159796)

[Daniel Rodríguez Troitiño via llvm-commits]

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@@ -1,5 +1,5 @@
 ## Test Print output
-# XFAIL: target={{.*}}-darwin{{.*}}
+# XFAIL: target={{.*}}-apple-{{.*}}
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drodriguez wrote:

Remove

https://github.com/llvm/llvm-project/pull/159796