chore: Use npm as script runner (#456)

.lintstagedrc.json

@@ -1,7 +1,7 @@
 {
   "linters": {
     "*.{js,json,md}": ["prettier --write", "git add"],
-    "*.js": ["yarn lint:base --fix", "git add"],
+    "*.js": ["npm run lint:base --fix", "git add"],
     ".*{rc, json}": "jsonlint"
   }
 }

package.json

@@ -18,9 +18,9 @@
     "precommit": "node index.js",
     "cz": "git-cz",
     "lint:base": "eslint --rule \"prettier/prettier: 2\"",
-    "lint": "yarn lint:base -- .",
-    "lint:fix": "yarn lint --fix",
-    "pretest": "yarn lint",
+    "lint": "npm run lint:base -- .",
+    "lint:fix": "npm run lint --fix",
+    "pretest": "npm run lint",
     "test": "jest --coverage",
     "test:watch": "jest --watch"
   },

test/__snapshots__/findBin.spec.js.snap

@@ -6,5 +6,5 @@ WARN \`lint-staged\` no longer supports running scripts defined in package.json.
 
 The same behavior can be achieved by changing the command to any of the following:
   - \`npm run lint -- \`
-  - \`yarn lint:base -- . \`"
+  - \`npm run lint:base -- . \`"
 `;