Bump postcss from 7.0.39 to 8.4.40

Bumps [postcss](https://github.com/postcss/postcss) from 7.0.39 to 8.4.40.
- [Release notes](https://github.com/postcss/postcss/releases)
- [Changelog](https://github.com/postcss/postcss/blob/main/CHANGELOG.md)
- [Commits](postcss/postcss@7.0.39...8.4.40)

---
updated-dependencies:
- dependency-name: postcss
  dependency-type: indirect
...

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

package.json

@@ -67,7 +67,7 @@
     "gulp-svg-sprite": "^1.5.0",
     "lodash": "^4.17.20",
     "minimist": "1.2.8",
-    "postcss": "^8.4.39",
+    "postcss": "^8.4.40",
     "postcss-csso": "^5.0.1",
     "postcss-uncss": "^0.17.0",
     "prettier": "3.3.3",

yarn.lock

@@ -4091,10 +4091,10 @@ postcss@^7.0.16, postcss@^7.0.17:
     picocolors "^0.2.1"
     source-map "^0.6.1"
 
-postcss@^8.4.39:
-  version "8.4.39"
-  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.4.39.tgz#aa3c94998b61d3a9c259efa51db4b392e1bde0e3"
-  integrity sha512-0vzE+lAiG7hZl1/9I8yzKLx3aR9Xbof3fBHKunvMfOCYAtMhrsnccJY2iTURb9EZd5+pLuiNV9/c/GZJOHsgIw==
+postcss@^8.4.40:
+  version "8.4.40"
+  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.4.40.tgz#eb81f2a4dd7668ed869a6db25999e02e9ad909d8"
+  integrity sha512-YF2kKIUzAofPMpfH6hOi2cGnv/HrUlfucspc7pDyvv7kGdqXrfj8SCl/t8owkEgKEuu8ZcRjSOxFxVLqwChZ2Q==
   dependencies:
     nanoid "^3.3.7"
     picocolors "^1.0.1"