Auto merge of #3806 - rust-lang:renovate/postcss-nested-5.x, r=Turbo87

Update dependency postcss-nested to v5.0.6

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This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [postcss-nested](https://togithub.com/postcss/postcss-nested) | [`5.0.5` -> `5.0.6`](https://renovatebot.com/diffs/npm/postcss-nested/5.0.5/5.0.6) | [![age](https://badges.renovateapi.com/packages/npm/postcss-nested/5.0.6/age-slim)](https://docs.renovatebot.com/merge-confidence/) | [![adoption](https://badges.renovateapi.com/packages/npm/postcss-nested/5.0.6/adoption-slim)](https://docs.renovatebot.com/merge-confidence/) | [![passing](https://badges.renovateapi.com/packages/npm/postcss-nested/5.0.6/compatibility-slim/5.0.5)](https://docs.renovatebot.com/merge-confidence/) | [![confidence](https://badges.renovateapi.com/packages/npm/postcss-nested/5.0.6/confidence-slim/5.0.5)](https://docs.renovatebot.com/merge-confidence/) |

---

### Release Notes

<details>
<summary>postcss/postcss-nested</summary>

### [`v5.0.6`](https://togithub.com/postcss/postcss-nested/blob/master/CHANGELOG.md#&#8203;506)

[Compare Source](https://togithub.com/postcss/postcss-nested/compare/5.0.5...5.0.6)

-   Fixed custom at-rules nesting (by [`@&#8203;bsak-shell](https://togithub.com/bsak-shell)).`

</details>

---

### Configuration

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Author: bors

package.json

@@ -118,7 +118,7 @@
     "match-json": "1.3.3",
     "normalize.css": "8.0.1",
     "nyc": "15.1.0",
-    "postcss-nested": "5.0.5",
+    "postcss-nested": "5.0.6",
     "prettier": "2.3.2",
     "qunit": "2.16.0",
     "qunit-console-grouper": "0.3.0",

yarn.lock

@@ -12028,12 +12028,12 @@ postcss-modules-values@^4.0.0:
   dependencies:
     icss-utils "^5.0.0"
 
-[email protected].5:
-  version "5.0.5"
-  resolved "https://registry.yarnpkg.com/postcss-nested/-/postcss-nested-5.0.5.tgz#f0a107d33a9fab11d7637205f5321e27223e3603"
-  integrity sha512-GSRXYz5bccobpTzLQZXOnSOfKl6TwVr5CyAQJUPub4nuRJSOECK5AqurxVgmtxP48p0Kc/ndY/YyS1yqldX0Ew==
+[email protected].6:
+  version "5.0.6"
+  resolved "https://registry.yarnpkg.com/postcss-nested/-/postcss-nested-5.0.6.tgz#466343f7fc8d3d46af3e7dba3fcd47d052a945bc"
+  integrity sha512-rKqm2Fk0KbA8Vt3AdGN0FB9OBOMDVajMG6ZCf/GoHgdxUJ4sBFp0A/uMIRm+MJUdo33YXEtjqIz8u7DAp8B7DA==
   dependencies:
-    postcss-selector-parser "^6.0.4"
+    postcss-selector-parser "^6.0.6"
 
 postcss-nesting@^7.0.0:
   version "7.0.1"
@@ -12147,7 +12147,7 @@ postcss-selector-parser@^5.0.0-rc.3, postcss-selector-parser@^5.0.0-rc.4:
     indexes-of "^1.0.1"
     uniq "^1.0.1"
 
-postcss-selector-parser@^6.0.2, postcss-selector-parser@^6.0.4:
+postcss-selector-parser@^6.0.2, postcss-selector-parser@^6.0.4, postcss-selector-parser@^6.0.6:
   version "6.0.6"
   resolved "https://registry.yarnpkg.com/postcss-selector-parser/-/postcss-selector-parser-6.0.6.tgz#2c5bba8174ac2f6981ab631a42ab0ee54af332ea"
   integrity sha512-9LXrvaaX3+mcv5xkg5kFwqSzSH1JIObIx51PrndZwlmznwXRfxMddDvo9gve3gVR8ZTKgoFDdWkbRFmEhT4PMg==