Remove dead code

ConflictSet.cpp

@@ -756,9 +756,6 @@ bool checkRangeRead(Node *n, const std::span<const uint8_t> begin,
   assert(left.n != nullptr);
   auto boundaryVersion = left.n->entry.pointVersion;
   // Already checked left rangeVersion
-  if (right.cmp == 0) {
-    boundaryVersion = std::max(boundaryVersion, right.n->entry.rangeVersion);
-  }
   if (boundaryVersion > readVersion) {
     return false;
   }