[css-scroll-snap-2][editorial] Corrected computed value of scroll-initial-target

Author: SebastianZ

css-scroll-snap-2/Overview.bs

@@ -178,7 +178,7 @@ Initial scroll target</h4>
 		Applies to: all elements
 		Inherited: no
 		Percentages: N/A
-		Computed Value: see individual properties
+		Computed Value: specified keyword
 		Animation type: none
 	</pre>