docs: avs small fixes

Author: szynwelski

docs/avs/running-avs-operator-mainnet.md

@@ -140,7 +140,9 @@ services:
         "attester",
         "/dns/aggregator1-p2p.a.redstone.finance/tcp/3000/p2p/12D3KooWSBMPURmCU5B8nuXkUw1Tq26FuvDg5LsEcs4WX8dqAxWJ",
         "--avs-webapi",
-        "http://127.0.0.1",
+        "http://operator-validation-api",
+        "--avs-webapi-port",
+        "4002",
         "--p2p.port",
         "3000",
         "--l1-chain",