core/eth: use maps.Clone (#11079)

Benchmarks here https://go-review.googlesource.com/c/go/+/471400

Inspired by ethereum/go-ethereum#29365

core/state/state_object.go

@@ -23,6 +23,7 @@ import (
 	"bytes"
 	"fmt"
 	"io"
+	"maps"
 	"math/big"
 
 	"github.com/holiman/uint256"
@@ -56,12 +57,7 @@ func (s Storage) String() (str string) {
 }
 
 func (s Storage) Copy() Storage {
-	cpy := make(Storage)
-	for key, value := range s {
-		cpy[key] = value
-	}
-
-	return cpy
+	return maps.Clone(s)
 }
 
 // stateObject represents an Ethereum account which is being modified.

eth/tracers/logger/logger.go

@@ -22,6 +22,7 @@ import (
 	"errors"
 	"fmt"
 	"io"
+	"maps"
 	"math/big"
 	"os"
 	"strings"
@@ -44,11 +45,7 @@ type Storage map[libcommon.Hash]libcommon.Hash
 
 // Copy duplicates the current storage.
 func (s Storage) Copy() Storage {
-	cpy := make(Storage)
-	for key, value := range s {
-		cpy[key] = value
-	}
-	return cpy
+	return maps.Clone(s)
 }
 
 // LogConfig are the configuration options for structured logger the EVM