all: tie timestamp based forks to the passage of London (#27279)

core/state_processor.go

@@ -91,7 +91,7 @@ func (p *StateProcessor) Process(block *types.Block, statedb *state.StateDB, cfg
 	}
 	// Fail if Shanghai not enabled and len(withdrawals) is non-zero.
 	withdrawals := block.Withdrawals()
-	if len(withdrawals) > 0 && !p.config.IsShanghai(block.Time()) {
+	if len(withdrawals) > 0 && !p.config.IsShanghai(block.Number(), block.Time()) {
 		return nil, nil, 0, fmt.Errorf("withdrawals before shanghai")
 	}
 	// Finalize the block, applying any consensus engine specific extras (e.g. block rewards)