The PostCSS implementation has a debug logline for registering
dependencies but this is missing for @tailwindcss/vite.
<!--
👋 Hey, thanks for your interest in contributing to Tailwind!
**Please ask first before starting work on any significant new
features.**
It's never a fun experience to have your pull request declined after
investing a lot of time and effort into a new feature. To avoid this
from happening, we request that contributors create a discussion to
first discuss any significant new features.
For more info, check out the contributing guide:
https://github.com/tailwindcss/tailwindcss/blob/main/.github/CONTRIBUTING.md
-->
## Summary
Adds the "Register dependency messages" instrumentation span to the Vite
plugin's dependency registration code, matching the existing
implementation in @tailwindcss/postcss.
This ensures consistent debug instrumentation across both bundler
integrations when DEBUG is enabled.
<!--
Provide a summary of the issue and the changes you're making. How does
your change solve the problem?
-->
## Test plan
<!--
Explain how you tested your changes. Include the exact commands that you
used to verify the change works and include screenshots/screen
recordings of the update behavior in the browser if applicable.
-->
e3e85b364f