chore(deps): update dependency postcss-import to v16

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
postcss-import	^15.0.0 -> ^16.0.0

---

Release Notes

postcss/postcss-import (postcss-import)

v16.0.0

Compare Source

• BREAKING: Require Node.js v18+ (#​550, #​551)
• BREAKING: Signifigant rewrite, with small behavioral tweaks in a number of edge cases
• Support for @supports conditional imports added (#​532, #​548)
• When skipDuplicates is false, handles import cycles correctly (#​462, #​535)
• Add warnOnEmpty option to allow disabling warnings for empty files (#​84, #​541)
• Use proper node.errors (#​518, #​540)

Huge thanks to @romainmenke for all the hard work he put into this release.

---

Configuration

📅 Schedule: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined).

🚦 Automerge: Enabled.

♻ Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

---

• If you want to rebase/retry this PR, check this box

---

This PR has been generated by Mend Renovate. View repository job log here.

[changeset-bot]

⚠️ No Changeset found

Latest commit: 578959d

Merging this PR will not cause a version bump for any packages. If these changes should not result in a new version, you're good to go. If these changes should result in a version bump, you need to add a changeset.

This PR includes no changesets

When changesets are added to this PR, you'll see the packages that this PR includes changesets for and the associated semver types

Click here to learn what changesets are, and how to add one.

Click here if you're a maintainer who wants to add a changeset to this PR

[github-actions]

Preview URLs

Env: preview
Docs: https://f5ad1d39.ember-toucan-core.pages.dev