Auto merge of #22121 - gterzian:remove_constellation_block_in_navigation, r=paulrouget

Remove sync constellation -> embedder communication

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- [ ] `./mach build -d` does not report any errors
- [ ] `./mach test-tidy` does not report any errors
- [ ] These changes fix #22042 (github issue number if applicable).

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components/script/dom/servoparser/mod.rs

@@ -380,8 +380,7 @@ impl ServoParser {
         self.document.set_current_parser(None);
 
         // Step 4.
-        self.document
-            .set_ready_state(DocumentReadyState::Interactive);
+        self.document.set_ready_state(DocumentReadyState::Complete);
     }
 
     // https://html.spec.whatwg.org/multipage/#active-parser