chore(schema-compiler)!: Remove old blocking model compilation and make TRANSPILATION_WORKER_THREADS new default

Author: KSDaemon

docs/pages/product/configuration/reference/environment-variables.mdx

@@ -1467,21 +1467,6 @@ learn more.
 | --------------- | ---------------------- | --------------------- |
 | A valid number  | 86400                  | 86400                 |
 
-## `CUBEJS_TRANSPILATION_WORKER_THREADS`
-
-If `true`, optimizes data model compilation by running critical parts of the
-code in worker threads.
-
-| Possible Values | Default in Development | Default in Production |
-| --------------- | ---------------------- | --------------------- |
-| `true`, `false` | `true`                 | `true`                |
-
-<ReferenceBox>
-
-See [this issue](https://github.com/cube-js/cube/issues/9285) for details.
-
-</ReferenceBox>
-
 ## `CUBEJS_WEB_SOCKETS`
 
 If `true`, then use WebSocket for data fetching.
@@ -1911,4 +1896,4 @@ The port for a Cube deployment to listen to API connections on.
 [ref-mdx-api-locale]: /product/apis-integrations/mdx-api#measure-format
 [ref-time-dimensions]: /product/data-modeling/reference/dimensions#time
 [ref-time-zone]: /product/apis-integrations/queries#time-zone
-[link-tzdb]: https://en.wikipedia.org/wiki/Tz_database
+[link-tzdb]: https://en.wikipedia.org/wiki/Tz_database