Update dependency js-yaml to v4

Author: renovate-bot

package-lock.json

@@ -44,7 +44,7 @@
     "eslint-plugin-jest": "23.20.0",
     "jest": "26.6.3",
     "jest-circus": "26.6.3",
-    "js-yaml": "3.14.0",
+    "js-yaml": "4.1.0",
     "prettier": "2.5.1",
     "ts-jest": "26.1.1",
     "typescript": "4.5.5"