chore(deps): update dependency postcss-import to v17 (#8889)

This PR contains the following updates:

| Package | Change |
[Age](https://docs.renovatebot.com/merge-confidence/) |
[Confidence](https://docs.renovatebot.com/merge-confidence/) |
|---|---|---|---|
| [postcss-import](https://redirect.github.com/postcss/postcss-import) |
[`16.1.1` →
`17.0.0`](https://renovatebot.com/diffs/npm/postcss-import/16.1.1/17.0.0)
|
![age](https://developer.mend.io/api/mc/badges/age/npm/postcss-import/17.0.0?slim=true)
|
![confidence](https://developer.mend.io/api/mc/badges/confidence/npm/postcss-import/16.1.1/17.0.0?slim=true)
|

---

### Release Notes

<details>
<summary>postcss/postcss-import (postcss-import)</summary>

###
[`v17.0.0`](https://redirect.github.com/postcss/postcss-import/blob/HEAD/CHANGELOG.md#1700--2026-08-14)

[Compare
Source](https://redirect.github.com/postcss/postcss-import/compare/16.2.0...17.0.0)

- **BREAKING:** Now requires Node v22+
([#&#8203;609](https://redirect.github.com/postcss/postcss-import/pull/609))
- **BREAKING:** Files with the same content, but different paths, will
no longer be skipped as duplicates. This should not affect the vast
majority of users.
([#&#8203;601](https://redirect.github.com/postcss/postcss-import/issues/601),
[#&#8203;602](https://redirect.github.com/postcss/postcss-import/pull/602))

###
[`v16.2.0`](https://redirect.github.com/postcss/postcss-import/blob/HEAD/CHANGELOG.md#1620--2026-08-12)

[Compare
Source](https://redirect.github.com/postcss/postcss-import/compare/16.1.1...16.2.0)

- Better whitespace formatting on modern postcss versions
([#&#8203;605](https://redirect.github.com/postcss/postcss-import/pull/605))
- Better error message when `@import`s are interleaved with `@layer`s
([#&#8203;566](https://redirect.github.com/postcss/postcss-import/issues/566),
[#&#8203;606](https://redirect.github.com/postcss/postcss-import/pull/606))
- Docs clarification
([#&#8203;598](https://redirect.github.com/postcss/postcss-import/pull/598))

</details>

---

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package.json

@@ -102,7 +102,7 @@
     "pagefind": "1.5.2",
     "postcss": "8.5.26",
     "postcss-cli": "11.0.1",
-    "postcss-import": "16.1.1",
+    "postcss-import": "17.0.0",
     "postcss-modules": "9.0.1",
     "prettier": "3.9.6",
     "publint": "0.3.23",

yarn.lock

@@ -17487,16 +17487,16 @@ __metadata:
   languageName: node
   linkType: hard
 
-"postcss-import@npm:16.1.1":
-  version: 16.1.1
-  resolution: "postcss-import@npm:16.1.1"
+"postcss-import@npm:17.0.0":
+  version: 17.0.0
+  resolution: "postcss-import@npm:17.0.0"
   dependencies:
     postcss-value-parser: "npm:^4.0.0"
     read-cache: "npm:^1.0.0"
     resolve: "npm:^1.1.7"
   peerDependencies:
     postcss: ^8.0.0
-  checksum: 10c0/b91245971564891110cb407c7459bd470893ccbdd3328fdd384ef2be4d0e5f304e5834acbb8b537ad562c001db34bee1c29b55994bead5ab5a53b1edc2a687b9
+  checksum: 10c0/67080e7d0770b02814e1188fd7624cf6d0076971eb6ff425f5834f58cd3af7126e05b6460006c987b298496ac5339921f5297b5511f10d48f1d7be35bf15f3c0
   languageName: node
   linkType: hard
 
@@ -21009,7 +21009,7 @@ __metadata:
     pagefind: "npm:1.5.2"
     postcss: "npm:8.5.26"
     postcss-cli: "npm:11.0.1"
-    postcss-import: "npm:16.1.1"
+    postcss-import: "npm:17.0.0"
     postcss-modules: "npm:9.0.1"
     prettier: "npm:3.9.6"
     publint: "npm:0.3.23"