fix(css): resolve url aliases with fragments (fix: #17690)

[CyberAP]

Description

fixes #17690

Now aliases with URL fragments are properly resolved in CSS files.

	Before	After
Source	url('my-alias#frament')	url('my-alias#frament')
Output	url('my-alias#fragment')	url('path-to-file.svg#fragment')

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[patak-dev]

/ecosystem-ci run

[vite-ecosystem-ci]

📝 Ran ecosystem CI on 1654ef0: Open

suite	result	latest scheduled
astro	❌ failure	❌ failure
nuxt	❌ failure	❌ failure
sveltekit	❌ failure	❌ failure
vike	❌ failure	❌ failure
vite-plugin-react-pages	❌ failure	❌ failure
vitest	❌ failure	❌ failure

✅ analogjs, histoire, ladle, laravel, marko, previewjs, quasar, qwik, rakkas, remix, unocss, vite-plugin-pwa, vite-plugin-react, vite-plugin-react-swc, vite-plugin-svelte, vite-plugin-vue, vite-setup-catalogue, vitepress