chore: update knip config

Author: danielroe

knip.json

@@ -8,16 +8,13 @@
       "entry": ["scripts/*", "playground/*"],
       "ignoreDependencies": ["oxlint"]
     },
-    "docs": {
-      "entry": [".vitepress/config.ts"]
-    },
     "packages/vite-plugin-checker": {
       "entry": [
         "src/**/*.ts",
         "src/checkers/vueTsc/languagePlugins.cjs",
         "__tests__/fixtures/tsDiagnostic.ts"
       ],
-      "ignoreDependencies": ["eslint", "meow", "optionator", "stylelint", "vue-tsc"]
+      "ignoreDependencies": ["eslint"]
     },
     "playground/backend-integration": {
       "entry": ["src/*.{js,ts,tsx}", "__test__/serve.js"]