chore(docs): remove explorer --dev arg (#3108)

Author: karooolis

Diff for: docs/pages/world-explorer.mdx

@@ -58,7 +58,6 @@ The World Explorer accepts the following CLI arguments:
 | `indexerDatabase` | Path to your SQLite indexer database                                | "indexer.db"  |
 | `chainId`         | The chain ID of the network                                         | 31337         |
 | `port`            | The port on which to run the World Explorer                         | 13690         |
-| `dev`             | Run the World Explorer in development mode                          | false         |
 
 ## Installation