[compiler-rt] [scudo] Fix release to OS logic in secondary cache. (PR #103303)

[via llvm-commits]

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@@ -321,8 +321,6 @@ class MapAllocatorCache {
         }
         CachedBlock PrevEntry = Quarantine[QuarantinePos];
         Quarantine[QuarantinePos] = Entry;
-        if (OldestTime == 0)
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ChiaHungDuan wrote:

That's an unused variable since we adopt LRU and I said it's fine to include the removal in this CL

https://github.com/llvm/llvm-project/pull/103303