core/state: fix copy-commit-copy (#20113)

* core/state: revert noop finalise, fix copy-commit-copy

* core/state: reintroduce net sstore tracking, extend tests for it

core/state/statedb.go

@@ -588,8 +588,13 @@ func (self *StateDB) Copy() *StateDB {
 		// in the stateObjects: OOG after touch on ripeMD prior to Byzantium. Thus, we need to check for
 		// nil
 		if object, exist := self.stateObjects[addr]; exist {
+			// Even though the original object is dirty, we are not copying the journal,
+			// so we need to make sure that anyside effect the journal would have caused
+			// during a commit (or similar op) is already applied to the copy.
 			state.stateObjects[addr] = object.deepCopy(state)
-			state.stateObjectsDirty[addr] = struct{}{}
+
+			state.stateObjectsDirty[addr] = struct{}{}   // Mark the copy dirty to force internal (code/state) commits
+			state.stateObjectsPending[addr] = struct{}{} // Mark the copy pending to force external (account) commits
 		}
 	}
 	// Above, we don't copy the actual journal. This means that if the copy is copied, the