Fix formatting check

CHANGELOG.md

@@ -7,9 +7,6 @@
 - [Ability to exempt draft PRs](https://github.com/actions/stale/commit/9912fa74d1c01b5d6187793d97441019cbe325d0
 )
 
----
-Starting in version 4.0.0 we will maintain a changelog
-
 ## [4.0.0](https://github.com/actions/stale/compare/v3.0.19...v4.0.0) (2021-07-14)
 
 ### Features

package.json

@@ -6,8 +6,8 @@
   "main": "lib/main.js",
   "scripts": {
     "build": "tsc --project tsconfig.app.json",
-    "format": "prettier --write --ignore-unknown **/*.{md,json,yml,ts}",
-    "format-check": "prettier --check --ignore-unknown **/*.{md,json,yml,ts}",
+    "format": "prettier --write --ignore-unknown **/*.{json,yml,ts}",
+    "format-check": "prettier --check --ignore-unknown **/*.{json,yml,ts}",
     "lint": "eslint src/**/*.ts",
     "lint:fix": "eslint src/**/*.ts --fix",
     "lint:all": "npm run format-check && npm run lint",