servo: Merge #14556 - Make Stylist::set_device check stylesheet media queries (from iamrohit7:fix-set-device); r=SimonSapin,Emilio

Fixes Stylist::set_device to check for media queries in stylesheets.

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- [X] `./mach build -d` does not report any errors
- [X] `./mach test-tidy` does not report any errors
- [X] These changes fix #14279  (github issue number if applicable).

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- [X] There are tests for these changes

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Source-Repo: https://github.com/servo/servo
Source-Revision: 1c1aaa5a883bd17618ac90ac67a6f0030a276ff5

servo/components/style/stylist.rs

@@ -458,6 +458,11 @@ impl Stylist {
             false
         }
         self.is_device_dirty |= stylesheets.iter().any(|stylesheet| {
+            let mq = stylesheet.media.read();
+            if mq.evaluate(&self.device) != mq.evaluate(&device) {
+                return true
+            }
+
             mq_eval_changed(&stylesheet.rules.read().0, &self.device, &device)
         });