fix: correct component declaration in ChatWindow for call handling

- Updated the ChatWindow component to ensure proper declaration of the CallWindowComponent, enhancing the functionality of audio/video calls.
- This change resolves an issue with the component rendering logic during active calls.

apps/web/src/lib/components/chat/ChatWindow.svelte

@@ -502,8 +502,8 @@
 
 <!-- Janela de Chamada -->
 {#if browser && chamadaAtiva && chamadaAtual && CallWindowComponent}
+	{@const Component = CallWindowComponent}
 	<div class="pointer-events-none fixed inset-0 z-[9999]">
-		{@const Component = CallWindowComponent}
 		<Component
 			chamadaId={chamadaAtiva}
 			conversaId={conversaId as Id<'conversas'>}