fix(deps): update dependency @mysten/wallet-standard to ^0.20.0

Author: renovate[bot]

package.json

@@ -88,7 +88,7 @@
     "@metamask/browser-passworder": "^4.1.0",
     "@mysten/kiosk": "^0.3.3",
     "@mysten/sui.js": "^0.37.1",
-    "@mysten/wallet-standard": "^0.5.12",
+    "@mysten/wallet-standard": "^0.20.0",
     "@noble/hashes": "^1.3.1",
     "@reduxjs/toolkit": "^1.9.5",
     "@scure/bip39": "^1.2.1",