Bump postcss from 8.4.49 to 8.5.6 in /web

Bumps [postcss](https://github.com/postcss/postcss) from 8.4.49 to 8.5.6.
- [Release notes](https://github.com/postcss/postcss/releases)
- [Changelog](https://github.com/postcss/postcss/blob/main/CHANGELOG.md)
- [Commits](postcss/postcss@8.4.49...8.5.6)

---
updated-dependencies:
- dependency-name: postcss
  dependency-version: 8.5.6
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

web/package.json

@@ -126,7 +126,7 @@
     "next": "^15.2.4",
     "nextron": "^9.5.0",
     "npm-run-all2": "^7.0.2",
-    "postcss": "^8.4.49",
+    "postcss": "^8.5.6",
     "postcss-preset-env": "^10.2.4",
     "prettier": "^3.5.3",
     "react": "^19.1.1",

web/yarn.lock

@@ -9615,7 +9615,7 @@ __metadata:
     nextron: "npm:^9.5.0"
     node-sql-parser: "npm:^4.17.0"
     npm-run-all2: "npm:^7.0.2"
-    postcss: "npm:^8.4.49"
+    postcss: "npm:^8.5.6"
     postcss-preset-env: "npm:^10.2.4"
     prettier: "npm:^3.5.3"
     react: "npm:^19.1.1"
@@ -15170,6 +15170,15 @@ __metadata:
   languageName: node
   linkType: hard
 
+"nanoid@npm:^3.3.11":
+  version: 3.3.11
+  resolution: "nanoid@npm:3.3.11"
+  bin:
+    nanoid: bin/nanoid.cjs
+  checksum: 10c0/40e7f70b3d15f725ca072dfc4f74e81fcf1fbb02e491cf58ac0c79093adc9b0a73b152bcde57df4b79cd097e13023d7504acb38404a4da7bc1cd8e887b82fe0b
+  languageName: node
+  linkType: hard
+
 "nanoid@npm:^3.3.6, nanoid@npm:^3.3.7, nanoid@npm:^3.3.8":
   version: 3.3.8
   resolution: "nanoid@npm:3.3.8"
@@ -16965,7 +16974,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"postcss@npm:^8.4.47, postcss@npm:^8.4.49":
+"postcss@npm:^8.4.47":
   version: 8.4.49
   resolution: "postcss@npm:8.4.49"
   dependencies:
@@ -16987,6 +16996,17 @@ __metadata:
   languageName: node
   linkType: hard
 
+"postcss@npm:^8.5.6":
+  version: 8.5.6
+  resolution: "postcss@npm:8.5.6"
+  dependencies:
+    nanoid: "npm:^3.3.11"
+    picocolors: "npm:^1.1.1"
+    source-map-js: "npm:^1.2.1"
+  checksum: 10c0/5127cc7c91ed7a133a1b7318012d8bfa112da9ef092dddf369ae699a1f10ebbd89b1b9f25f3228795b84585c72aabd5ced5fc11f2ba467eedf7b081a66fad024
+  languageName: node
+  linkType: hard
+
 "prelude-ls@npm:^1.2.1":
   version: 1.2.1
   resolution: "prelude-ls@npm:1.2.1"