[llvm] [opt][timers] Fix time-passes.ll test failing on reversed iterators (PR #131941)

[Arthur Eubanks via llvm-commits]

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@@ -905,5 +908,8 @@ extern "C" int optMain(
   if (ThinLinkOut)
     ThinLinkOut->keep();
 
+  llvm::TimerGroup::printAll(*llvm::CreateInfoOutputFile());
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aeubanks wrote:

don't need this functionality for the legacy PM

https://github.com/llvm/llvm-project/pull/131941