build(deps): update dependency postcss to ^8.5.1 (#3823)

This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [postcss](https://postcss.org/)
([source](https://redirect.github.com/postcss/postcss)) | [`^8.4.49` ->
`^8.5.1`](https://renovatebot.com/diffs/npm/postcss/8.4.49/8.5.1) |
[![age](https://developer.mend.io/api/mc/badges/age/npm/postcss/8.5.1?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![adoption](https://developer.mend.io/api/mc/badges/adoption/npm/postcss/8.5.1?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![passing](https://developer.mend.io/api/mc/badges/compatibility/npm/postcss/8.4.49/8.5.1?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![confidence](https://developer.mend.io/api/mc/badges/confidence/npm/postcss/8.4.49/8.5.1?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|

---

### Release Notes

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

###
[`v8.5.1`](https://redirect.github.com/postcss/postcss/blob/HEAD/CHANGELOG.md#851)

[Compare
Source](https://redirect.github.com/postcss/postcss/compare/8.5.0...8.5.1)

- Fixed backwards compatibility for complex cases (by
[@&#8203;romainmenke](https://redirect.github.com/romainmenke)).

###
[`v8.5.0`](https://redirect.github.com/postcss/postcss/compare/8.4.49...687327055ded618a36dd3cd7c39abe3428d56acb)

[Compare
Source](https://redirect.github.com/postcss/postcss/compare/8.4.49...8.5.0)

</details>

---

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🔕 **Ignore**: Close this PR and you won't be reminded about this update
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---

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---

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apps/inaba-jinja/package.json

@@ -48,7 +48,7 @@
     "eslint-config-prettier": "~10.0.1",
     "eslint-config-turbo": "^2.3.3",
     "jest": "^29.7.0",
-    "postcss": "^8.4.49",
+    "postcss": "^8.5.1",
     "postcss-load-config": "^6.0.1",
     "rehype-external-links": "^3.0.0",
     "remark-gfm": "^4.0.0",

apps/neru-camera/package.json

@@ -37,7 +37,7 @@
     "is-ci": "^4.1.0",
     "lint-staged": "^15.4.1",
     "next-pwa": "^5.6.0",
-    "postcss": "^8.4.49",
+    "postcss": "^8.5.1",
     "prettier": "~3.4.2",
     "typescript": "~5.7.3"
   },