[llvm] Fix mechanism propagating mangled names for TLI function mappings (PR #66656)

[Paul Walker via llvm-commits]

================
@@ -354,6 +389,10 @@ class TargetLibraryInfo {
                                   bool Masked = false) const {
     return Impl->getVectorizedFunction(F, VF, Masked);
   }
+  const VecDesc *getMangledTLIVectorName(StringRef F, const ElementCount &VF,
----------------
paulwalker-arm wrote:

As above regarding the function name.

https://github.com/llvm/llvm-project/pull/66656