Update dependency jest to v26.6.3

Author: renovate-bot

package.json

@@ -19,7 +19,7 @@
     "eslint-plugin-jest": "23.13.2",
     "eslint-plugin-prettier": "3.1.3",
     "faker": "5.5.3",
-    "jest": "26.0.1",
+    "jest": "26.6.3",
     "jest-fetch-mock": "3.0.3",
     "jest-json-schema": "2.1.0",
     "prettier": "2.0.5"