ControlHeightReduction: Remove assert check in shouldApply

Remove assertion checking for non-empty `ProfileSummaryInfo`.

Differential Revision: https://reviews.llvm.org/D133706

(cherry picked from commit 6d972ad)

Author: MatzeB

llvm/lib/Transforms/Instrumentation/ControlHeightReduction.cpp

@@ -406,7 +406,6 @@ static bool shouldApply(Function &F, ProfileSummaryInfo& PSI) {
     return CHRFunctions.count(F.getName());
   }
 
-  assert(PSI.hasProfileSummary() && "Empty PSI?");
   return PSI.isFunctionEntryHot(&F);
 }