editorial: correct i18n example in aria-shortcuts (#2635)

Author: cookiecrook

index.html

@@ -14232,8 +14232,8 @@ <h2>Definitions of States and Properties (all aria-* attributes)</h2>
             </p>
             <p>
               For many supported keyboards, authors can prevent conflicts by avoiding keys other than ASCII letters, as number characters and common punctuation often require modifiers. Here, the
-              keyboard shortcut entered does not equate to the key generated. For example, in French keyboard layouts, the number characters are not available until you press the Control key, so a
-              keyboard shortcut defined as "Control+2" would be ambiguous as this is how one would type the "2" character on a French keyboard.
+              keyboard shortcut entered does not equate to the key generated. For example, in French keyboard layouts, the number characters are not available until you press the Shift key, so a
+              keyboard shortcut defined as "Shift+2" would be ambiguous as this is how one would type the "2" character on a French keyboard.
             </p>
             <p>
               If the character used is determined by a modifier key, the author MUST specify the actual key used to generate the character, that is generated by the key, and not the resulting