Issue 421: Update "keyboard interface" Note 1 per TF resolution

See Issue #421, and the [resolution made on 29 Aug.](https://www.w3.org/2024/08/29-wcag2ict-minutes.html#r03) to remove the last sentence from Note 1 and add to the parenthetic statement.

comments-on-definitions-in-wcag-2.2-glossary-in-appendix-a.md

@@ -345,7 +345,7 @@ This applies directly as written and as described in the WCAG 2 glossary.
 
 <div class="note wcag2ict">
 
-Keyboard interface does not refer to a physical device but to the interface between the software and any keyboard or keyboard substitute (i.e., an interface where the software accepts text or other keystroke input). [Platform software](#platform-software) may provide device independent input services to applications that enable operation via such a keyboard interface. [Software](#software) that supports operation via such platform device independent services would be operable via a keyboard interface and would satisfy the success criterion.</div>
+Keyboard interface does not refer to a physical device but to the interface between the software and any keyboard or keyboard substitute (i.e., the interface where the software accepts text or other keystroke input from the platform which may come from a keyboard or from a keyboard alternative). [Platform software](#platform-software) may provide device independent input services to applications that enable operation via such a keyboard interface.</div>
 <div class="note wcag2ict">
 
 This success criterion does not imply that software always needs to directly support a keyboard or “keyboard interface”. Nor does it imply that software always needs to provide a [virtual keyboard](#virtual-keyboard).</div>