mark reactivity transform removed

src/guide/extras/reactivity-transform.md

@@ -1,12 +1,9 @@
 # Reactivity Transform {#reactivity-transform}
 
-:::danger Deprecated Experimental Feature
-Reactivity Transform was an experimental feature, and has been deprecated. Please read about [the reasoning here](https://github.com/vuejs/rfcs/discussions/369#discussioncomment-5059028).
+:::danger Removed Experimental Feature
+Reactivity Transform was an experimental feature, and has been removed in the latest 3.4 release. Please read about [the reasoning here](https://github.com/vuejs/rfcs/discussions/369#discussioncomment-5059028).
 
-It will eventually be removed from Vue core in a future minor release.
-
-- To migrate away from it, check out this [command line tool](https://github.com/edison1105/drop-reactivity-transform) that can automate the process.
-- If you still intend to use it, it is now available via the [Vue Macros](https://vue-macros.sxzz.moe/features/reactivity-transform.html) plugin.
+If you still intend to use it, it is now available via the [Vue Macros](https://vue-macros.sxzz.moe/features/reactivity-transform.html) plugin.
 :::
 
 :::tip Composition-API-specific
@@ -286,8 +283,8 @@ When explicitly importing the macros from `vue/macros`, the type will work witho
 
 ## Explicit Opt-in {#explicit-opt-in}
 
-:::warning
-The following only applies up to Vue version 3.3 and below. Core support will be removed in 3.4 and above. If you intend to continue using the transform, please migrate to [Vue Macros](https://vue-macros.sxzz.moe/features/reactivity-transform.html) instead.
+:::danger No longer supported in core
+The following only applies up to Vue version 3.3 and below. Support has been removed in Vue core 3.4 and above, and `@vitejs/plugin-vue` 5.0 and above. If you intend to continue using the transform, please migrate to [Vue Macros](https://vue-macros.sxzz.moe/features/reactivity-transform.html) instead.
 :::
 
 ### Vite {#vite}