bug: `page.url` updates on link preload when `compilerOptions.experimental.async` is true

This is a reproduction for a bug with experimental async.

CleanShot.2025-11-21.at.07.08.20.mp4

Name		Name	Last commit message	Last commit date
Latest commit History 3 Commits
.vscode		.vscode
src		src
static		static
.gitattributes		.gitattributes
.gitignore		.gitignore
.npmrc		.npmrc
.prettierignore		.prettierignore
.prettierrc		.prettierrc
README.md		README.md
eslint.config.js		eslint.config.js
package.json		package.json
pnpm-lock.yaml		pnpm-lock.yaml
pnpm-workspace.yaml		pnpm-workspace.yaml
svelte.config.js		svelte.config.js
tsconfig.json		tsconfig.json
vite.config.ts		vite.config.ts

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