fix: use the proper url to walk through modules during dev style coll…

…ection

This also undoes the changes made by 3d79eb6
because the size of `staticImportedUrls` doesn't actually tell if the url is
dynamically imported by its parent. We need a different way to detect
dynamically imported modules.

.changeset/lazy-glasses-hope.md

@@ -0,0 +1,5 @@
+---
+"vinxi": patch
+---
+
+Fixed a bug in the dev style collection that resulted in flashes of unstyled content.

packages/vinxi/lib/manifest/collect-styles.js

@@ -116,9 +116,7 @@ async function findDeps(vite, node, deps, ssr) {
 		// }
 	} else if (!ssr) {
 		for (const { url } of node.importedModules) {
-			if (node.staticImportedUrls?.size) {
-				await add_by_url(node.url, ssr);
-			}
+			await add_by_url(url, ssr);
 		}
 	}
 }