chore: remove simple-git-hooks (#544)

Author: baseballyama

package.json

@@ -45,7 +45,6 @@
     "mocha": "pnpm run ts ./node_modules/mocha/bin/mocha.js",
     "new": "pnpm run ts ./tools/new-rule.ts",
     "prebuild": "pnpm run clean",
-    "prepare": "simple-git-hooks",
     "prerelease": "pnpm run clean && pnpm run build",
     "release": "changeset publish",
     "svelte-kit": "env-cmd -e sveltekit node node_modules/vite/bin/vite.js",
@@ -160,7 +159,6 @@
     "prismjs": "^1.25.0",
     "rimraf": "^5.0.0",
     "sass": "^1.51.0",
-    "simple-git-hooks": "^2.8.0",
     "source-map-js": "^1.0.2",
     "stylelint": "^15.0.0",
     "stylelint-config-standard": "^34.0.0",