Bump postcss and styled-components in /extensions/ql-vscode

Bumps [postcss](https://github.com/postcss/postcss) to 8.5.10 and updates ancestor dependency [styled-components](https://github.com/styled-components/styled-components). These dependencies need to be updated together.


Updates `postcss` from 8.5.6 to 8.5.10
- [Release notes](https://github.com/postcss/postcss/releases)
- [Changelog](https://github.com/postcss/postcss/blob/main/CHANGELOG.md)
- [Commits](postcss/postcss@8.5.6...8.5.10)

Updates `styled-components` from 6.1.13 to 6.4.1
- [Release notes](https://github.com/styled-components/styled-components/releases)
- [Commits](https://github.com/styled-components/styled-components/compare/v6.1.13...styled-components@6.4.1)

---
updated-dependencies:
- dependency-name: postcss
  dependency-version: 8.5.10
  dependency-type: indirect
- dependency-name: styled-components
  dependency-version: 6.4.1
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

extensions/ql-vscode/package-lock.json

@@ -2087,7 +2087,7 @@
     "source-map": "^0.7.6",
     "source-map-support": "^0.5.21",
     "stream-json": "^1.9.1",
-    "styled-components": "^6.1.13",
+    "styled-components": "^6.4.1",
     "tmp": "^0.2.5",
     "tmp-promise": "^3.0.2",
     "tree-kill": "^1.2.2",