[StimulusBundle][Doc] Mention removeComments will no longer be necessary

Author: MatTheCat

src/StimulusBundle/doc/index.rst

@@ -157,8 +157,9 @@ To make a third-party controller lazy, in ``assets/controllers.json``, set
 
 .. note::
 
-    If you write your controllers using TypeScript, make sure
-    ``removeComments`` is not set to ``true`` in your TypeScript config.
+    If you write your controllers using TypeScript and you're using
+    StimulusBundle ≤ 2.21.0, make sure ``removeComments`` is not set
+    to ``true`` in your TypeScript config.
 
 Stimulus Tools around the World
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