Upgrade Stylo to 2025-09-02 (#39150)

This continues #38429

Changelog:
- Upstream:
ec21cec41c...fd700321cc
- Servo fixups:
30f8960428...64d8521f1b

Stylo tracking issue: https://github.com/servo/stylo/issues/236

---------

Signed-off-by: Oriol Brufau <obrufau@igalia.com>

components/layout/query.rs

@@ -468,7 +468,13 @@ fn shorthand_to_css_string(
     let mut dest = String::new();
     for longhand in id.longhands() {
         block.push(
-            style.computed_or_resolved_declaration(longhand, Some(&Context { style })),
+            style.computed_or_resolved_declaration(
+                longhand,
+                Some(&Context {
+                    style,
+                    for_property: longhand.into(),
+                }),
+            ),
             Importance::Normal,
         );
     }