[css-fonts-4] Added missing @font-face descriptors, w3c#10107

Author: svgeesus

css-fonts-4/Overview.bs

@@ -8232,8 +8232,11 @@ interface CSSFontFaceDescriptors : CSSStyleDeclaration {
 	attribute [LegacyNullToEmptyString] CSSOMString fontStyle;
 	attribute [LegacyNullToEmptyString] CSSOMString font-style;
 	attribute [LegacyNullToEmptyString] CSSOMString fontWeight;
+	attribute [LegacyNullToEmptyString] CSSOMString font-weight;
 	attribute [LegacyNullToEmptyString] CSSOMString fontStretch;
 	attribute [LegacyNullToEmptyString] CSSOMString font-stretch;
+	attribute [LegacyNullToEmptyString] CSSOMString fontWidth;
+	attribute [LegacyNullToEmptyString] CSSOMString font-width;
 	attribute [LegacyNullToEmptyString] CSSOMString unicodeRange;
 	attribute [LegacyNullToEmptyString] CSSOMString unicode-range;
 	attribute [LegacyNullToEmptyString] CSSOMString fontFeatureSettings;