[css-view-transitions-1] Add non-normative note clarifying fragmentation. (#9581)

Author: khushalsagar

css-view-transitions-1/Overview.bs

@@ -1354,6 +1354,9 @@ urlPrefix: https://wicg.github.io/navigation-api/; type: interface;
 				Note: We might want to enable transitions for fragmented elements in future versions.
 				See [#8900](https://github.com/w3c/csswg-drafts/issues/8900).
 
+				Note: [=box fragment=] here does not refer to fragmentation of <a href="https://www.w3.org/TR/CSS2/visuren.html#inline-boxes">inline boxes</a> across <a href="https://www.w3.org/TR/CSS2/visuren.html#line-box">line boxes</a>.
+					Such inlines can participate in a transition.
+
 			1. Let |transitionName| be the [=computed value=] of 'view-transition-name' for |element|.
 
 			1. If |transitionName| is ''view-transition-name/none'',