Bump postcss from 8.4.38 to 8.4.39

Bumps [postcss](https://github.com/postcss/postcss) from 8.4.38 to 8.4.39.
- [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/8.4.38...8.4.39)

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

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

package.json

@@ -64,7 +64,7 @@
     "eslint": "^8.57.0",
     "eslint-config-next": "^15.0.0-rc.0",
     "eslint-config-prettier": "^9.1.0",
-    "postcss": "^8.4.38",
+    "postcss": "^8.4.39",
     "prettier": "^3.3.2",
     "prettier-plugin-tailwindcss": "^0.6.5",
     "prisma": "^5.16.1",

yarn.lock

@@ -5304,7 +5304,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"postcss@npm:^8.4.23, postcss@npm:^8.4.38":
+"postcss@npm:^8.4.23":
   version: 8.4.38
   resolution: "postcss@npm:8.4.38"
   dependencies:
@@ -5315,6 +5315,17 @@ __metadata:
   languageName: node
   linkType: hard
 
+"postcss@npm:^8.4.39":
+  version: 8.4.39
+  resolution: "postcss@npm:8.4.39"
+  dependencies:
+    nanoid: "npm:^3.3.7"
+    picocolors: "npm:^1.0.1"
+    source-map-js: "npm:^1.2.0"
+  checksum: 10c0/16f5ac3c4e32ee76d1582b3c0dcf1a1fdb91334a45ad755eeb881ccc50318fb8d64047de4f1601ac96e30061df203f0f2e2edbdc0bfc49b9c57bc9fb9bedaea3
+  languageName: node
+  linkType: hard
+
 "prelude-ls@npm:^1.2.1":
   version: 1.2.1
   resolution: "prelude-ls@npm:1.2.1"
@@ -6394,7 +6405,7 @@ __metadata:
     lodash: "npm:^4.17.21"
     lucide-react: "npm:^0.399.0"
     next: "npm:15.0.0-rc.0"
-    postcss: "npm:^8.4.38"
+    postcss: "npm:^8.4.39"
     prettier: "npm:^3.3.2"
     prettier-plugin-tailwindcss: "npm:^0.6.5"
     prisma: "npm:^5.16.1"