Enable more css tests (#31469)

* Enable more css tests

In particular, these directories are no longer skipped:
 - CSS1 (has no tests)
 - css-box (except margin-trim)
 - css-cascade
 - css-display (except run-in)
 - css-easing
 - css-env
 - css-lists
 - css-namespaces
 - css-overflow
 - css-pseudo
 - css-sizing (except aspect-ratio and contain-intrinsic-size)
 - css-syntax
 - reference
 - support (has no tests)

* Sort list properly

* Explicitly list skipped directories

* Do not skip css tests by default

* Add expectations

tests/wpt/meta/css/css-overflow/inheritance.html.ini

@@ -0,0 +1,30 @@
+[inheritance.html]
+  [Property block-ellipsis has initial value none]
+    expected: FAIL
+
+  [Property block-ellipsis inherits]
+    expected: FAIL
+
+  [Property continue has initial value auto]
+    expected: FAIL
+
+  [Property continue does not inherit]
+    expected: FAIL
+
+  [Property max-lines has initial value none]
+    expected: FAIL
+
+  [Property max-lines does not inherit]
+    expected: FAIL
+
+  [Property text-overflow has initial value clip]
+    expected: FAIL
+
+  [Property text-overflow does not inherit]
+    expected: FAIL
+
+  [Property scrollbar-gutter has initial value auto]
+    expected: FAIL
+
+  [Property scrollbar-gutter does not inherit]
+    expected: FAIL