Add WeightReclaim transaction extension to known extensions (#6102)

* Add WeightReclaim transaction extension

* lint

Author: TarikGul

packages/types/src/extrinsic/signedExtensions/substrate.ts

@@ -70,5 +70,6 @@ export const substrate: ExtDef = {
   CheckWeight: emptyCheck,
   LockStakingStatus: emptyCheck,
   SkipCheckIfFeeless: ChargeTransactionPayment,
-  ValidateEquivocationReport: emptyCheck
+  ValidateEquivocationReport: emptyCheck,
+  WeightReclaim: emptyCheck
 };