chore(deps-dev): bump postcss (#21250)

Bumps the npm_and_yarn group with 1 update in the /bbb-learning-dashboard directory: [postcss](https://github.com/postcss/postcss).


Updates `postcss` from 8.4.46 to 8.4.47
- [Release notes](https://github.com/postcss/postcss/releases)
- [Changelog](https://github.com/postcss/postcss/blob/main/CHANGELOG.md)
- [Commits](https://github.com/postcss/postcss/compare/8.4.46...8.4.47)

---
updated-dependencies:
- dependency-name: postcss
  dependency-type: direct:development
  dependency-group: npm_and_yarn
...

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

bbb-learning-dashboard/package-lock.json

@@ -27,7 +27,7 @@
         "eslint-plugin-jsx-a11y": "^6.4.1",
         "eslint-plugin-react": "^7.24.0",
         "eslint-plugin-react-hooks": "^4.2.0",
-        "postcss": "^8.4.46",
+        "postcss": "^8.4.47",
         "tailwindcss": "^3.0.11"
       }
     },
@@ -11460,9 +11460,9 @@
       }
     },
     "node_modules/postcss": {
-      "version": "8.4.46",
-      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.46.tgz",
-      "integrity": "sha512-73x4XLhY0QNN+87/u6F7TRq+yl3xPAjlbRRvhly1mAKJgNO4q5fiqegez/Yi3u+ez8wbBXXqY9N1+RAJAVCzEw==",
+      "version": "8.4.47",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.47.tgz",
+      "integrity": "sha512-56rxCq7G/XfB4EkXq9Egn5GCqugWvDFjafDOThIdMBsI15iqPqR5r15TfSr1YPYeEI19YeaXMCbY6u88Y76GLQ==",
       "funding": [
         {
           "type": "opencollective",
@@ -22813,9 +22813,9 @@
       }
     },
     "postcss": {
-      "version": "8.4.46",
-      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.46.tgz",
-      "integrity": "sha512-73x4XLhY0QNN+87/u6F7TRq+yl3xPAjlbRRvhly1mAKJgNO4q5fiqegez/Yi3u+ez8wbBXXqY9N1+RAJAVCzEw==",
+      "version": "8.4.47",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.47.tgz",
+      "integrity": "sha512-56rxCq7G/XfB4EkXq9Egn5GCqugWvDFjafDOThIdMBsI15iqPqR5r15TfSr1YPYeEI19YeaXMCbY6u88Y76GLQ==",
       "requires": {
         "nanoid": "^3.3.7",
         "picocolors": "^1.1.0",

bbb-learning-dashboard/package.json

@@ -52,7 +52,7 @@
     "eslint-plugin-jsx-a11y": "^6.4.1",
     "eslint-plugin-react": "^7.24.0",
     "eslint-plugin-react-hooks": "^4.2.0",
-    "postcss": "^8.4.46",
+    "postcss": "^8.4.47",
     "tailwindcss": "^3.0.11"
   }
 }