docs: fix readme table formatting

Author: onmax

README.md

@@ -251,9 +251,9 @@ pnpm db:apply:is-listed:testnet
 
 | Environment       | Dashboard URL                                                             | Trigger                                |
 | ----------------- | ------------------------------------------------------------------------- | -------------------------------------- |
-| `production`      | [Validators API Mainnet](https://validators-api-mainnet.pages.dev)         | Manual `wrangler deploy`               |
+| `production`      | [Validators API Mainnet](https://validators-api-mainnet.pages.dev)        | Manual `wrangler deploy`               |
 | `preview`         | [Validators API Mainnet Preview](https://validators-api-mainnet.pages.dev) | Manual deployment                      |
-| `testnet`         | [Validators API Testnet](https://validators-api-testnet.pages.dev)         | Manual `wrangler deploy --env testnet` |
+| `testnet`         | [Validators API Testnet](https://validators-api-testnet.pages.dev)        | Manual `wrangler deploy --env testnet` |
 | `testnet-preview` | [Validators API Testnet Preview](https://validators-api-testnet.pages.dev) | Manual deployment                      |
 
 Each environment has its own D1 database, KV cache, and R2 blob. Sync runs every 12 hours via Cloudflare cron triggers (see `server/tasks/sync/`).