[css-color-4] Optimize-out un-needed steps in gma

Author: svgeesus

css-color-4/Overview.bs

@@ -5477,15 +5477,16 @@ Sample Pseudocode for the Binary Search Gamut Mapping Algorithm with Local MINDE
 							<li>set |clipped| to clip(|current|)</li>
 							<li>set |E| to delta(|clipped|, |current|)</li>
 							<li>if |E| < |JND|
-							<ol>
+								return |clipped| as the gamut mapped color
+							<!-- <ol>
 								<li>if (|JND| - |E| < |epsilon|) return |clipped| as the gamut mapped color</li>
 								<li>otherwise,
 								<ol>
 									<li>set |min_inGamut| to false</li>
 									<li>set |min| to |chroma|</li>
 								</ol>
 								</li>
-							</ol>
+							</ol> -->
 							</li>
 							<li>otherwise, set |max| to |chroma| and continue to repeat these steps</li>
 						</ol>