core/evm: RANDOM opcode (EIP-4399) (#24141)

* core: implement eip-4399 random opcode

* core: make vmconfig threadsafe

* core: miner: pass vmConfig by value not reference

* all: enable 4399 by Rules

* core: remove diff (f)

* tests: set proper difficulty (f)

* smaller diff (f)

* eth/catalyst: nit

* core: make RANDOM a pointer which is only set post-merge

* cmd/evm/internal/t8ntool: fix t8n tracing of 4399

* tests: set difficulty

* cmd/evm/internal/t8ntool: check that baserules are london before applying the merge chainrules

core/vm/interpreter.go

@@ -69,6 +69,8 @@ func NewEVMInterpreter(evm *EVM, cfg Config) *EVMInterpreter {
 	// If jump table was not initialised we set the default one.
 	if cfg.JumpTable == nil {
 		switch {
+		case evm.chainRules.IsMerge:
+			cfg.JumpTable = &mergeInstructionSet
 		case evm.chainRules.IsLondon:
 			cfg.JumpTable = &londonInstructionSet
 		case evm.chainRules.IsBerlin: