[css-highlight-api-1] Use the shortname we actually resolved on

Author: frivoal

css-highlights-1/Overview.bs css-highlight-api-1/Overview.bscss-highlights-1/Overview.bs renamed to css-highlight-api-1/Overview.bs

@@ -25,13 +25,13 @@
 	  when removing or changing IDs so that links to your spec don't break.
 -->
 <pre class=metadata>
-Title: CSS Custom Highlights Module Level 1
+Title: CSS Custom Highlight API Module Level 1
 Level: 1
-Shortname: css-highlights
+Shortname: css-highlight-api
 Status: ED
 Work Status: exploring
 Group: csswg
-ED: https://drafts.csswg.org/css-highlights-1/
+ED: https://drafts.csswg.org/css-highlight-api-1/
 Editor: Florian Rivoal, On behalf of Bloomberg, https://florian.rivoal.net/, w3cid 43241
 Editor: Sanket Joshi, Microsoft Corporation https://www.microsoft.com, https://github.com/sanketj
 Editor: Theresa O'Connor, w3cid 40614, Apple Inc. https://apple.com/, hober@apple.com
@@ -61,7 +61,7 @@ Introduction</h2>
 
 	<em>This section is non-normative</em>.
 
-	The Highlight API extends the concept of [=highlight pseudo-elements=] (see [[css-pseudo-4#highlight-pseudos]])
+	The Custom Highlight API extends the concept of [=highlight pseudo-elements=] (see [[css-pseudo-4#highlight-pseudos]])
 	by providing a way for web developers to style the text
 	of arbitrary Range objects,
 	rather than being limited to the user agent defined
@@ -75,7 +75,7 @@ Introduction</h2>
 	multiple selection to represent online collaboration,
 	or spellchecking frameworks.
 
-	The Highlight API provides a programmatic way of adding and removing highlights
+	The Custom Highlight API provides a programmatic way of adding and removing highlights
 	that do not affect the underlying DOM structure,
 	but instead applies styles to text based on [=range=] objects,
 	accessed via the ''::highlight()'' pseudo element.