Fix documentation

packages/core/controls.mjs

@@ -1215,7 +1215,6 @@ const generic_params = [
    */
   ['waveloss'],
   /*
-   *
    * Noise crackle density
    *
    * @name density

website/src/pages/learn/synths.mdx

@@ -44,7 +44,7 @@ Some amount of pink noise can also be added to any oscillator by using the `nois
 
 You can also use the `crackle` type to play some subtle noise crackles. You can control noise amount by using the `density` parameter:
 
-<JsDoc client:idle name="density" h={0} />
+<MiniRepl client:idle tune={`s("crackle*4").density("<0.01 0.04 0.2 0.5>".slow(4)).scope()`} />
 
 ### Additive Synthesis