Bump postcss from 8.4.39 to 8.4.40 in /web (#1388)

Bumps [postcss](https://github.com/postcss/postcss) from 8.4.39 to 8.4.40.
- [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/8.4.39...8.4.40)

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

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

web/package-lock.json

@@ -34,7 +34,7 @@
         "eslint-plugin-prettier": "^5.2.1",
         "eslint-plugin-svelte": "^2.43.0",
         "eslint-plugin-vue": "^9.27.0",
-        "postcss": "^8.4.39",
+        "postcss": "^8.4.40",
         "prettier": "3.3.3",
         "prettier-plugin-svelte": "^3.2.6",
         "svelte": "^4.2.18",
@@ -4246,9 +4246,9 @@
       }
     },
     "node_modules/postcss": {
-      "version": "8.4.39",
-      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.39.tgz",
-      "integrity": "sha512-0vzE+lAiG7hZl1/9I8yzKLx3aR9Xbof3fBHKunvMfOCYAtMhrsnccJY2iTURb9EZd5+pLuiNV9/c/GZJOHsgIw==",
+      "version": "8.4.40",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.40.tgz",
+      "integrity": "sha512-YF2kKIUzAofPMpfH6hOi2cGnv/HrUlfucspc7pDyvv7kGdqXrfj8SCl/t8owkEgKEuu8ZcRjSOxFxVLqwChZ2Q==",
       "funding": [
         {
           "type": "opencollective",

web/package.json

@@ -27,7 +27,7 @@
     "eslint-plugin-prettier": "^5.2.1",
     "eslint-plugin-svelte": "^2.43.0",
     "eslint-plugin-vue": "^9.27.0",
-    "postcss": "^8.4.39",
+    "postcss": "^8.4.40",
     "prettier": "3.3.3",
     "prettier-plugin-svelte": "^3.2.6",
     "svelte": "^4.2.18",