remove enable method

Author: Randy Grok

server/v2/cometbft/oe/optimistic_execution.go

@@ -13,7 +13,6 @@ import (
 	"cosmossdk.io/core/server"
 	"cosmossdk.io/core/store"
 	"cosmossdk.io/core/transaction"
-
 	"cosmossdk.io/log"
 )
 
@@ -75,10 +74,6 @@ func (oe *OptimisticExecution[T]) Reset() {
 	oe.initialized = false
 }
 
-func (oe *OptimisticExecution[T]) Enabled() bool {
-	return oe != nil
-}
-
 // Initialized returns true if the OE was initialized, meaning that it contains
 // a request and it was run or it is running.
 func (oe *OptimisticExecution[T]) Initialized() bool {