Bump postcss from 8.4.47 to 8.4.49 (#325)

Bumps [postcss](https://github.com/postcss/postcss) from 8.4.47 to 8.4.49.
- [Release notes](https://github.com/postcss/postcss/releases)
- [Changelog](https://github.com/postcss/postcss/blob/main/CHANGELOG.md)
- [Commits](postcss/postcss@8.4.47...8.4.49)

---
updated-dependencies:
- dependency-name: postcss
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

yarn.lock

@@ -4990,7 +4990,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"picocolors@npm:^1.0.0, picocolors@npm:^1.0.1, picocolors@npm:^1.1.0":
+"picocolors@npm:^1.0.0, picocolors@npm:^1.0.1":
   version: 1.1.0
   resolution: "picocolors@npm:1.1.0"
   checksum: a64d653d3a188119ff45781dfcdaeedd7625583f45280aea33fcb032c7a0d3959f2368f9b192ad5e8aade75b74dbd954ffe3106c158509a45e4c18ab379a2acd
@@ -5141,18 +5141,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"postcss@npm:^8.4.19":
-  version: 8.4.47
-  resolution: "postcss@npm:8.4.47"
-  dependencies:
-    nanoid: ^3.3.7
-    picocolors: ^1.1.0
-    source-map-js: ^1.2.1
-  checksum: f78440a9d8f97431dd2ab1ab8e1de64f12f3eff38a3d8d4a33919b96c381046a314658d2de213a5fa5eb296b656de76a3ec269fdea27f16d5ab465b916a0f52c
-  languageName: node
-  linkType: hard
-
-"postcss@npm:^8.4.47":
+"postcss@npm:^8.4.19, postcss@npm:^8.4.47":
   version: 8.4.49
   resolution: "postcss@npm:8.4.49"
   dependencies: