chore(deps-dev): bump the vitest group with 2 updates

Bumps the vitest group with 2 updates: [@vitest/coverage-v8](https://github.com/vitest-dev/vitest/tree/HEAD/packages/coverage-v8) and [vitest](https://github.com/vitest-dev/vitest/tree/HEAD/packages/vitest).


Updates `@vitest/coverage-v8` from 3.2.4 to 4.0.1
- [Release notes](https://github.com/vitest-dev/vitest/releases)
- [Commits](https://github.com/vitest-dev/vitest/commits/v4.0.1/packages/coverage-v8)

Updates `vitest` from 3.2.4 to 4.0.1
- [Release notes](https://github.com/vitest-dev/vitest/releases)
- [Commits](https://github.com/vitest-dev/vitest/commits/v4.0.1/packages/vitest)

---
updated-dependencies:
- dependency-name: "@vitest/coverage-v8"
  dependency-version: 4.0.1
  dependency-type: direct:development
  update-type: version-update:semver-major
  dependency-group: vitest
- dependency-name: vitest
  dependency-version: 4.0.1
  dependency-type: direct:development
  update-type: version-update:semver-major
  dependency-group: vitest
...

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

Author: dependabot[bot]

package.json

@@ -54,7 +54,7 @@
     "@changesets/cli": "2.29.7",
     "@commitlint/cli": "20.1.0",
     "@commitlint/config-conventional": "20.0.0",
-    "@vitest/coverage-v8": "3.2.4",
+    "@vitest/coverage-v8": "4.0.8",
     "http-server": "14.1.1",
     "husky": "9.1.7",
     "jsdom": "26.1.0",
@@ -69,7 +69,7 @@
     "stylelint": "^16.25.0",
     "stylelint-config-standard": "^39.0.0",
     "vite": "7.1.9",
-    "vitest": "3.2.4",
+    "vitest": "4.0.8",
     "xo": "1.2.2"
   },
   "pnpm": {

packages/css-if-polyfill/package.json

@@ -59,11 +59,11 @@
   "devDependencies": {
     "@babel/core": "7.28.4",
     "@babel/preset-env": "7.28.3",
-    "@vitest/coverage-v8": "3.2.4",
+    "@vitest/coverage-v8": "4.0.8",
     "jsdom": "26.1.0",
     "microbundle": "0.15.1",
     "vite": "7.1.9",
-    "vitest": "3.2.4",
+    "vitest": "4.0.8",
     "xo": "1.2.2"
   },
   "source": "src/index.js",

packages/lightningcss-plugin-if-function/package.json

@@ -59,7 +59,7 @@
   "devDependencies": {
     "lightningcss": "1.30.2",
     "microbundle": "0.15.1",
-    "vitest": "3.2.4",
+    "vitest": "4.0.8",
     "xo": "1.2.2"
   },
   "source": "src/index.js",

packages/postcss-if-function/package.json

@@ -60,7 +60,7 @@
   "devDependencies": {
     "microbundle": "0.15.1",
     "postcss": "8.5.6",
-    "vitest": "3.2.4",
+    "vitest": "4.0.8",
     "xo": "1.2.2"
   },
   "source": "src/index.js",