Fix for weird reference to the dashboard

Author: matt-aitken

docs/deployment/preview-branches.mdx

@@ -160,7 +160,7 @@ These can be set manually in the dashboard, or automatically at deploy time usin
 
 ### Sync environment variables
 
-You can find this in the Trigger.dev dashboard. Full instructions are in the [syncEnvVars()](/config/extensions/syncEnvVars) documentation.
+Full instructions are in the [syncEnvVars()](/config/extensions/syncEnvVars) documentation.
 
 ```ts trigger.config.ts
 import { defineConfig } from "@trigger.dev/sdk";