[css-color-4][editorial] Linkfixes, prepare for publication

Author: svgeesus

css-color-4/Overview.bs

@@ -1,7 +1,8 @@
 <pre class=metadata>
 Title: CSS Color Module Level 4
-Status: ED
-Prepare for TR: no
+Status: CRD
+Prepare for TR: yes
+Date: 2024-02-13
 Work Status: Testing
 ED: https://drafts.csswg.org/css-color-4/
 TR: https://www.w3.org/TR/css-color-4/
@@ -180,7 +181,7 @@ Introduction</h2>
 	even if the display device supported them.
 
 
-	A <a href="https://test.csswg.org/harness/results/css-color-4_dev/grouped/">draft implementation report</a> is available.
+	A <a href="https://drafts.csswg.org/css-color-4/test-coverage">draft implementation report</a> is available.
 
 <h3 id="values">
 Value Definitions</h3>
@@ -3068,8 +3069,8 @@ Device-independent Colors: CIE Lab and LCH, Oklab and Oklch</h2>
 	the Lab color space is intended to be <em>perceptually uniform</em>.
 
 	<figure id="lightness-vs-luminance">
-		<img src="images/L-axis.svg" width=240 height=575> 
-		<img src="images/Luminance.svg" width=240 height=575>
+		<img src="images/L-axis.svg" width=240 height=575 alt=""> 
+		<img src="images/Luminance.svg" width=240 height=575 alt="">
 		<figcaption>
 			This figure shows, to the left, the Lightness axis of the CIE Lab color space.
 			Twenty-one neutral swatches are shown (L=0%, L=5%, to L=100%).
@@ -6637,7 +6638,7 @@ Sample Code for ΔE2000 and ΔEOK Color Differences</h2>
 
 <p>
 	The sample code below has been
-	<a href="https://colorjs.io/tests/delta.html#deltae-2000">validated</a>
+	<a href="https://colorjs.io/test/?test=delta">validated</a>
 	to five significant figures
 	against the test suite of paired Lab values and expected ΔE2000
 	published by [[Sharma]] and is correct.
@@ -7015,7 +7016,7 @@ parsing/relative-color-out-of-gamut.html
 Changes</h2>
 
 <h3 id="changes-from-20221101">Changes since the
-	<a href="https://www.w3.org/TR/2022/CR-css-color-4-20221101/">Candidate Recommendation Draft of 1 November 2022</a>
+	<a href="https://www.w3.org/TR/2022/CRD-css-color-4-20221101/">Candidate Recommendation Draft of 1 November 2022</a>
 </h3>
 
 <ul>