[selectors-4] Markup fixes

Author: fantasai

selectors-4/Overview.bs

@@ -7,6 +7,7 @@ Status: ED
 Work Status: Refining
 ED: https://drafts.csswg.org/selectors/
 TR: https://www.w3.org/TR/selectors-4/
+Previous Version: https://www.w3.org/TR/2022/WD-selectors-4-20220507/
 Previous Version: https://www.w3.org/TR/2018/WD-selectors-4-20181121/
 Previous Version: https://www.w3.org/TR/2018/WD-selectors-4-20180202/
 Previous Version: https://www.w3.org/TR/2018/WD-selectors-4-20180201/
@@ -4071,7 +4072,7 @@ Changes since the 21 November 2018 Working Draft</h3>
 			(<a href="https://github.com/w3c/csswg-drafts/issues/6965">Issue 6965</a>)
 		<li>Added '':fullscreen'' and '':picture-in-picture''.
 			(<a href="https://github.com/w3c/csswg-drafts/issues/3796">Issue 3796</a>)
-		<li>Added '':seeking'', '':buffering'', and ':stalled'' media playback state pseudo-classes.
+		<li>Added '':seeking'', '':buffering'', and '':stalled'' media playback state pseudo-classes.
 			(<a href="https://github.com/w3c/csswg-drafts/issues/3821">Issue 3821</a>)
 		<li>Added '':muted'' and '':volume-locked'' sound state pseudo-classes.
 			(<a href="https://github.com/w3c/csswg-drafts/issues/3821">Issue 3821</a> and <a href="https://github.com/w3c/csswg-drafts/issues/3933">Issue 3933</a>)
@@ -4090,7 +4091,6 @@ Changes since the 21 November 2018 Working Draft</h3>
 		<li>Switched reminder note in the grammar section to normative text
 			describing the requirement of whitespace between <<compound-selector>>s
 			when a <<combinator>> token is missing.
-		<li>
 	</ul>
 
 <h3 id="changes-2018-02">