chore: refine allbridge header (#789)

Setting an allbridge request header similar to the official SDK in an
attempt to get rid of the 403 response

Context:
https://valora-app.slack.com/archives/C02N3AR2P2S/p1740482746542719

Author: bakoushin

src/apps/allbridge/api.ts

@@ -98,7 +98,11 @@ export async function getAllbridgeTokenInfo({
   ) as AllbridgeApiResponse
   if (!allbridgeTokensInfoResponse) {
     allbridgeTokensInfoResponse = await got
-      .get('https://core.api.allbridgecoreapi.net/token-info')
+      .get('https://core.api.allbridgecoreapi.net/token-info', {
+        headers: {
+          'x-Sdk-Agent': 'AllbridgeCoreSDK/3.21.0', // as in https://github.com/allbridge-io/allbridge-core-js-sdk/blob/5deb0623d6fffcbc7a85dba22b98942c47d4af6c/src/client/core-api/api-client.ts#L48
+        },
+      })
       .json()
     cache.set(TOKEN_INFO_RESPONSE_KEY, allbridgeTokensInfoResponse)
   }