all: remove noop vm config flags (#23111)

* all: rm external interpreter and ewasm config

* core/vm: rm Interpreter interface

* cmd/geth: deprecate interpreter config fields

cmd/evm/main.go

@@ -129,11 +129,6 @@ var (
 		Name:  "noreturndata",
 		Usage: "disable return data output",
 	}
-	EVMInterpreterFlag = cli.StringFlag{
-		Name:  "vm.evm",
-		Usage: "External EVM configuration (default = built-in interpreter)",
-		Value: "",
-	}
 )
 
 var stateTransitionCommand = cli.Command{
@@ -185,7 +180,6 @@ func init() {
 		DisableStackFlag,
 		DisableStorageFlag,
 		DisableReturnDataFlag,
-		EVMInterpreterFlag,
 	}
 	app.Commands = []cli.Command{
 		compileCommand,