fix typo

env.md

@@ -54,6 +54,7 @@ Environmental variables are also tracked in `ENVIRONMENT_VARIABLES` within `src/
 - `P2P_ENABLE_CIRCUIT_RELAY_CLIENT`: Enable connections through relay servers. Default: `True`
 - `P2P_CIRCUIT_RELAYS`: Numbers of relay servers. Default: `1`
 - `P2P_BOOTSTRAP_NODES` : List of bootstrap nodes. Defults to OPF nodes. Example: ["/dns4/node3.oceanprotocol.com/tcp/9000/p2p/"]
+- `P2P_FILTER_ANNOUNCED_ADDRESSES`: CIDR filters to filter announced addresses. Default: ["172.15.0.0/24"] (docker ip range). Example: ["192.168.0.1/27"]
 - `P2P_MIN_CONNECTIONS`: The minimum number of connections below which libp2p will start to dial peers from the peer book. Setting this to 0 disables this behaviour. Default: 1
 - `P2P_MAX_CONNECTIONS`: The maximum number of connections libp2p is willing to have before it starts pruning connections to reduce resource usage. Default: 300
 - `P2P_AUTODIALPEERRETRYTHRESHOLD`: When we've failed to dial a peer, do not autodial them again within this number of ms. Default: 1000 \* 120