script: Pass &mut JSContext to Element::create (#43348)

Pass `&mut JSContext` to `Element::create` and `create_html_element`

Testing: No functionality changes, covered by existing tests.
Part of #40600

Signed-off-by: Gae24 <96017547+Gae24@users.noreply.github.com>

components/script/dom/html/htmlprogresselement.rs

@@ -75,13 +75,13 @@ impl HTMLProgressElement {
         let root = self.upcast::<Element>().attach_ua_shadow_root(cx, true);
 
         let progress_bar = Element::create(
+            cx,
             QualName::new(None, ns!(html), local_name!("div")),
             None,
             &document,
             ElementCreator::ScriptCreated,
             CustomElementCreationMode::Asynchronous,
             None,
-            CanGc::from_cx(cx),
         );
 
         // FIXME: This should use ::-moz-progress-bar