Bump postcss from 8.5.2 to 8.5.3

Bumps [postcss](https://github.com/postcss/postcss) from 8.5.2 to 8.5.3.
- [Release notes](https://github.com/postcss/postcss/releases)
- [Changelog](https://github.com/postcss/postcss/blob/main/CHANGELOG.md)
- [Commits](postcss/postcss@8.5.2...8.5.3)

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

Signed-off-by: dependabot[bot] <[email protected]>

package.json

@@ -45,7 +45,7 @@
     "lodash": "^4.17.21",
     "next": "^15.1.7",
     "node-fetch": "3",
-    "postcss": "^8.5.2",
+    "postcss": "^8.5.3",
     "react": "^19.0.0",
     "react-dom": "^19.0.0",
     "sanitize-html": "^2.14.0",

yarn.lock

@@ -2807,7 +2807,7 @@ __metadata:
     lodash: "npm:^4.17.21"
     next: "npm:^15.1.7"
     node-fetch: "npm:3"
-    postcss: "npm:^8.5.2"
+    postcss: "npm:^8.5.3"
     react: "npm:^19.0.0"
     react-dom: "npm:^19.0.0"
     sanitize-html: "npm:^2.14.0"
@@ -4848,7 +4848,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"postcss@npm:^8.4.41, postcss@npm:^8.5.2":
+"postcss@npm:^8.4.41":
   version: 8.5.2
   resolution: "postcss@npm:8.5.2"
   dependencies:
@@ -4859,6 +4859,17 @@ __metadata:
   languageName: node
   linkType: hard
 
+"postcss@npm:^8.5.3":
+  version: 8.5.3
+  resolution: "postcss@npm:8.5.3"
+  dependencies:
+    nanoid: "npm:^3.3.8"
+    picocolors: "npm:^1.1.1"
+    source-map-js: "npm:^1.2.1"
+  checksum: 10c0/b75510d7b28c3ab728c8733dd01538314a18c52af426f199a3c9177e63eb08602a3938bfb66b62dc01350b9aed62087eabbf229af97a1659eb8d3513cec823b3
+  languageName: node
+  linkType: hard
+
 "prebuild-install@npm:^7.1.1":
   version: 7.1.2
   resolution: "prebuild-install@npm:7.1.2"