[css-ruby] Fix bikeshed linking errors

Author: frivoal

css-ruby-1/Overview.bs

@@ -751,15 +751,15 @@ Styling Ruby Boxes</h3>
 	and all properties that apply to [=inline boxes=],
 	unless otherwise specified,
 	also apply to them in the same way.
-	However, the [=line-relative shift values=] of 'vertical-align'
+	However, the <a spec=css-inline-3>line-relative shift values</a> of 'vertical-align'
 	(''vertical-align/top'', ''vertical-align/bottom'')
 	must be ignored (treated as zero).
 
 	All properties that apply to [=inline boxes=],
 	unless otherwise specified,
 	also apply to [=ruby annotations=] in the same way,
 	except 'line-height', which does not apply.
-	Also, the [=line-relative shift values=] of 'vertical-align'
+	Also, the <a spec=css-inline-3>line-relative shift values</a> of 'vertical-align'
 	(''vertical-align/top'', ''vertical-align/bottom'')
 	must be ignored (treated as zero).
 
@@ -1759,7 +1759,7 @@ Changes since the 19 September 2013 WD</h3>
 			Rewrite anonymous box generation rules and white space handling rules,
 			defined specialized [=pairing=] of anonymous white space boxes.
 		<li>
-			Take [=nested ruby=] handling out of [=pairing=].
+			Take nested ruby handling out of [=pairing=].
 			(Will be handling it via sizing/layout.)
 		<li>
 			Define bidi layout of ruby structures.