fix broken video (#7986)

Co-authored-by: katiegoines <[email protected]>

Author: katieklein

src/pages/[platform]/build-a-backend/data/connect-to-existing-data-sources/connect-postgres-mysql-database/index.mdx

@@ -203,8 +203,7 @@ const { data: events } = await client.models.event.list()
 
 When deploying your app to production, you need to [add the database connection string as a secret](/[platform]/deploy-and-host/fullstack-branching/secrets-and-vars/#set-secrets). Make sure to add the appropriate database connection string with the same secret name you used in the sandbox environment. For example, we used `SQL_CONNECTION_STRING` above.
 
-<Video autoPlay={true} muted={true} loop={true} width="100%" playsInline={true} description="Video - Configuring database connection for production">
-  <source src="/images/gen2/secrets-and-vars/secrets.mp4" />
+<Video autoPlay={true} muted={true} loop={true} width="100%" playsInline={true} description="Video - Configuring database connection for production" src="/images/gen2/secrets-and-vars/secrets.mp4">
 </Video>
 
 ## Rename generated models and fields