[css-fonts-4] Variable fonts are now well established

Author: svgeesus

css-fonts-4/Overview.bs

@@ -37,10 +37,6 @@ controls CSS provides for selecting and using fonts within documents.
 The ideas here are additions or modifications to the properties and
 rules defined in CSS3 Fonts.
 
-Issue: Please note that OpenType/TrueType variable font support
-is still in initial stages of specification and implementation. Please
-comment on any bugs in this spec at <a href="https://github.com/w3c/csswg-drafts/issues">
-https://github.com/w3c/csswg-drafts/issues</a>.
 
 <h3 id="values">
 Value Definitions</h3>