Bug 1732647 [wpt PR 30855] - Update wpt metadata, a=testonly

wpt-pr: 30855
wpt-type: metadata

testing/web-platform/meta/compat/css-style-declaration-alias-enumeration.html.ini

@@ -0,0 +1,18 @@
+[css-style-declaration-alias-enumeration.html]
+  [webkitMaskBoxImage found on CSSStyleDeclaration]
+    expected: FAIL
+
+  [webkitMaskBoxImageOutset found on CSSStyleDeclaration]
+    expected: FAIL
+
+  [webkitMaskBoxImageRepeat found on CSSStyleDeclaration]
+    expected: FAIL
+
+  [webkitMaskBoxImageSlice found on CSSStyleDeclaration]
+    expected: FAIL
+
+  [webkitMaskBoxImageSource found on CSSStyleDeclaration]
+    expected: FAIL
+
+  [webkitMaskBoxImageWidth found on CSSStyleDeclaration]
+    expected: FAIL