bump polkadotjs

Author: ironoa

package.json

@@ -81,8 +81,8 @@
     "@1kv/telemetry": "workspace:*",
     "@koa/router": "^12.0.1",
     "@octokit/rest": "^20.0.2",
-    "@polkadot/api": "^12.4.2",
-    "@polkadot/keyring": "^12.6.2",
+    "@polkadot/api": "^13.1.1",
+    "@polkadot/keyring": "^13.1.1",
     "axios": "^1.6.7",
     "chalk": "5.3.0",
     "coingecko-api-v3": "^0.0.29",