chore: remove unneeded exports

Author: infiniteflower

packages/bridge-controller/src/index.ts

@@ -41,7 +41,6 @@ export type {
   QuoteResponse,
   FeeData,
   TxData,
-  BridgeFeatureFlags,
   BridgeControllerState,
   BridgeControllerAction,
   BridgeControllerActions,
@@ -57,7 +56,6 @@ export {
   BridgeFlag,
   ActionTypes,
   ChainId,
-  BridgeFeatureFlagsKey,
   RequestStatus,
   BridgeUserAction,
   BridgeBackgroundAction,