chore: update indexer url

Author: EchoDex

public/config.json

@@ -42,8 +42,8 @@
   ],
   "indexers": {
     "0x58959d086d8a6ee8cf8eeb572b111edb21661266be4b4885383748d11b72d0aa": {
-      "httpUrl": "https://indexer.bigdevenergy.link/c940d97/v1/graphql",
-      "wsUrl": "wss://indexer.bigdevenergy.link/c940d97/v1/graphql"
+      "httpUrl": "https://indexer.bigdevenergy.link/67b693c/v1/graphql",
+      "wsUrl": "wss://indexer.bigdevenergy.link/67b693c/v1/graphql"
     }
   },
   "contracts": {