style: More container queries plumbing

Provide container information in computed::Context and use it to resolve
the container queries.

This still fails a lot of tests because we are not ensuring that layout
is up-to-date when we style the container descendants, but that's
expected.

Differential Revision: https://phabricator.services.mozilla.com/D146478

components/style/properties/cascade.rs

@@ -292,6 +292,7 @@ where
         in_media_query: false,
         for_smil_animation: false,
         for_non_inherited_property: None,
+        container_info: None,
         quirks_mode,
         rule_cache_conditions: RefCell::new(rule_cache_conditions),
     };