feat(statics): add btc staking feature

TICKET: SC-514

Author: ewangbitgo

modules/statics/src/utxo.ts

@@ -111,6 +111,7 @@ const BTC_FEATURES = [
   CoinFeature.CUSTODY_BITGO_SINGAPORE,
   CoinFeature.CUSTODY_BITGO_SWITZERLAND,
   CoinFeature.STUCK_TRANSACTION_MANAGEMENT_ONCHAIN,
+  CoinFeature.STAKING,
 ];
 const BTG_FEATURES = [
   ...UtxoCoin.DEFAULT_FEATURES,

modules/statics/test/unit/coins.ts

@@ -48,6 +48,7 @@ const custodyFeatures: Record<string, { features: CoinFeature[] }> = {
       CoinFeature.CUSTODY_BITGO_SISTER_TRUST_ONE,
       CoinFeature.CUSTODY_BITGO_KOREA,
       CoinFeature.CUSTODY_BITGO_SWITZERLAND,
+      CoinFeature.STAKING,
     ],
   },
   bch: {
@@ -175,6 +176,7 @@ const custodyFeatures: Record<string, { features: CoinFeature[] }> = {
       CoinFeature.CUSTODY_BITGO_KOREA,
       CoinFeature.CUSTODY_BITGO_SINGAPORE,
       CoinFeature.CUSTODY_BITGO_SWITZERLAND,
+      CoinFeature.STAKING,
     ],
   },
   tbtcsig: {