feat(statics): exclude Singapore custody for USDGold and ARCHITECT Global Value

Compliance assessed bsc:usdau (USDGold) and eth:architectgvi
(ARCHITECT Global Value) as high risk for BitGo Singapore.

- bsc:usdau: BSC_TOKEN_FEATURES → BSC_TOKEN_FEATURES_EXCLUDE_SINGAPORE
- eth:architectgvi: default → ACCOUNT_COIN_DEFAULT_FEATURES_EXCLUDE_SINGAPORE

Ref: COIN-7835

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

Author: maheshbitgo

modules/statics/src/coins/bscTokens.ts

@@ -1631,6 +1631,6 @@ export const bscTokens = [
     18,
     '0x166a75bd1eba55d4723c84c62127123e7a73f95b',
     UnderlyingAsset['bsc:usdau'],
-    BSC_TOKEN_FEATURES
+    BSC_TOKEN_FEATURES_EXCLUDE_SINGAPORE
   ),
 ];

modules/statics/src/coins/erc20Coins.ts

@@ -14752,7 +14752,8 @@ export const erc20Coins = [
     'ARCHITECT Global Value',
     18,
     '0x6624c638780816228a25a15a4f30287d30c459c2',
-    UnderlyingAsset['eth:architectgvi']
+    UnderlyingAsset['eth:architectgvi'],
+    ACCOUNT_COIN_DEFAULT_FEATURES_EXCLUDE_SINGAPORE
   ),
   erc20(
     '1bec62df-bf62-4e45-9613-ce56112a4fd0',