Revert "fix llvm-gsymutil verification (llvm#141751)"

This reverts commit beb6972.

Author: Arslan Khabutdinov

llvm/lib/DebugInfo/DWARF/DWARFUnit.cpp

@@ -660,11 +660,6 @@ void DWARFUnit::clearDIEs(bool KeepCUDie, bool KeepDWODies) {
     if (!KeepDWODies && DWO) {
       DWO->clearDIEs(KeepCUDie, KeepDWODies);
     }
-    if (!IsDWO) {
-      RangeSectionBase = 0;
-      LocSectionBase = 0;
-      AddrOffsetSectionBase = std::nullopt;
-    }
     // Do not use resize() + shrink_to_fit() to free memory occupied by dies.
     // shrink_to_fit() is a *non-binding* request to reduce capacity() to
     // size(). It depends on the implementation whether the request is