[css-fonts-4][editorial] wpt

Author: svgeesus

css-fonts-4/Overview.bs

@@ -1075,6 +1075,7 @@ Font width: the 'font-width!!property' property</h3>
 		font-stretch-16.html
 		font-stretch-17.html
 		font-stretch-18.html
+		font-stretch-interpolation-math-functions.html
 		animations/font-stretch-interpolation.html
 		parsing/font-stretch-computed.html
 		parsing/font-stretch-invalid.html
@@ -1488,6 +1489,7 @@ Relative sizing: the 'font-size-adjust' property</h3>
 		font-size-adjust-012.html
 		font-size-adjust-013.html
 		font-size-adjust-014.html
+		font-size-adjust-interpolation-math-functions.html
 		font-size-adjust-metrics-override.html
 		font-size-adjust-order-001.html
 		font-size-adjust-reload.html