chore(deps): bump postcss from 8.4.41 to 8.5.12 in /docs (#1953)

Bumps [postcss](https://github.com/postcss/postcss) from 8.4.41 to 8.5.12.
- [Changelog](https://github.com/postcss/postcss/blob/main/CHANGELOG.md)
- [Commits](postcss/postcss@8.4.41...8.5.12)

---
updated-dependencies:
- dependency-name: postcss
  dependency-version: 8.5.12
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

docs/yarn.lock

@@ -3983,12 +3983,12 @@ __metadata:
   languageName: node
   linkType: hard
 
-"nanoid@npm:^3.3.7":
-  version: 3.3.8
-  resolution: "nanoid@npm:3.3.8"
+"nanoid@npm:^3.3.11":
+  version: 3.3.11
+  resolution: "nanoid@npm:3.3.11"
   bin:
     nanoid: bin/nanoid.cjs
-  checksum: 10/2d1766606cf0d6f47b6f0fdab91761bb81609b2e3d367027aff45e6ee7006f660fb7e7781f4a34799fe6734f1268eeed2e37a5fdee809ade0c2d4eb11b0f9c40
+  checksum: 10/73b5afe5975a307aaa3c95dfe3334c52cdf9ae71518176895229b8d65ab0d1c0417dd081426134eb7571c055720428ea5d57c645138161e7d10df80815527c48
   languageName: node
   linkType: hard
 
@@ -4365,7 +4365,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"picocolors@npm:^1.0.0, picocolors@npm:^1.0.1, picocolors@npm:^1.1.1":
+"picocolors@npm:^1.0.0, picocolors@npm:^1.1.1":
   version: 1.1.1
   resolution: "picocolors@npm:1.1.1"
   checksum: 10/e1cf46bf84886c79055fdfa9dcb3e4711ad259949e3565154b004b260cd356c5d54b31a1437ce9782624bf766272fe6b0154f5f0c744fb7af5d454d2b60db045
@@ -4487,13 +4487,13 @@ __metadata:
   linkType: hard
 
 "postcss@npm:^8.4.33":
-  version: 8.4.41
-  resolution: "postcss@npm:8.4.41"
+  version: 8.5.12
+  resolution: "postcss@npm:8.5.12"
   dependencies:
-    nanoid: "npm:^3.3.7"
-    picocolors: "npm:^1.0.1"
-    source-map-js: "npm:^1.2.0"
-  checksum: 10/6e6176c2407eff60493ca60a706c6b7def20a722c3adda94ea1ece38345eb99964191336fd62b62652279cec6938e79e0b1e1d477142c8d3516e7a725a74ee37
+    nanoid: "npm:^3.3.11"
+    picocolors: "npm:^1.1.1"
+    source-map-js: "npm:^1.2.1"
+  checksum: 10/ec6b79b68c363eca3c8ffceb134a4ab637274aee6ac0857614bf7c18d40ce4ce5f9036edec57b7e0be99895724d2599d0ec7328dbd7f407204e7548697b322f1
   languageName: node
   linkType: hard
 
@@ -5411,10 +5411,10 @@ __metadata:
   languageName: node
   linkType: hard
 
-"source-map-js@npm:^1.2.0":
-  version: 1.2.0
-  resolution: "source-map-js@npm:1.2.0"
-  checksum: 10/74f331cfd2d121c50790c8dd6d3c9de6be21926de80583b23b37029b0f37aefc3e019fa91f9a10a5e120c08135297e1ecf312d561459c45908cb1e0e365f49e5
+"source-map-js@npm:^1.2.1":
+  version: 1.2.1
+  resolution: "source-map-js@npm:1.2.1"
+  checksum: 10/ff9d8c8bf096d534a5b7707e0382ef827b4dd360a577d3f34d2b9f48e12c9d230b5747974ee7c607f0df65113732711bb701fe9ece3c7edbd43cb2294d707df3
   languageName: node
   linkType: hard