upgrade husky (typescript-cheatsheets#523)

Author: filiptammergard

.husky/pre-commit

@@ -0,0 +1,4 @@
+#!/bin/sh
+. "$(dirname "$0")/_/husky.sh"
+
+yarn pretty-quick --staged

package.json

@@ -23,6 +23,7 @@
     "format": "prettier --write \"**/*.md\"",
     "format:check": "prettier --check \"**/*.md\"",
     "postinstall": "cd website && yarn",
+    "prepare": "husky install",
     "start": "yarn --cwd website start",
     "build": "yarn --cwd website build"
   },
@@ -32,13 +33,8 @@
     "yargs": "^17.5.1"
   },
   "devDependencies": {
-    "husky": "^4.2.5",
+    "husky": "^7.0.0",
     "prettier": "^2.6.2",
     "pretty-quick": "^3.1.3"
-  },
-  "husky": {
-    "hooks": {
-      "pre-commit": "pretty-quick --staged"
-    }
   }
 }