[llvm] [Hexagon] Fix hexagon-copy-hoisting.mir (PR #90740)

[Perry MacMurray via llvm-commits]

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@@ -11,23 +11,19 @@
 
 ---
 name:            f0
-tracksRegLiveness: true
+tracksRegLiveness: false
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quic-pmacmurr wrote:

The HexagonCopyHoisting pass does not deal with register liveness, so disabling it for this test doesn't affect its behavior. I suspect that many of the other Hexagon MIR tests have it enabled for the same reason I did, which is that it is on by default when using llc with -stop-before.

https://github.com/llvm/llvm-project/pull/90740