message: networks: Update graph-node version for mainnet
diff: @@ -10,7 +10,7 @@ For mainnet:
  | indexer-agent | [0.10.0](https://github.com/graphprotocol/indexer/releases/tag/v0.10.0) |
  | indexer-cli | [0.10.0](https://github.com/graphprotocol/indexer/releases/tag/v0.10.0) |
  | indexer-service | [0.10.0](https://github.com/graphprotocol/indexer/releases/tag/v0.10.0) |
  -| graph-node | [0.21.1](https://github.com/graphprotocol/graph-node/releases/tag/v0.21.1) |
  +| graph-node | [0.22.0](https://github.com/graphprotocol/graph-node/releases/tag/v0.22.0) |
  For testnet:
  