Merge pull request #52 from danielbayerlein/dependabot/npm_and_yarn/ts-jest-26.5.4

Bump ts-jest from 26.5.3 to 26.5.4

Author: danielbayerlein

package-lock.json

@@ -36,7 +36,7 @@
     "jest": "^26.6.3",
     "lint-staged": "^10.5.4",
     "prettier-standard": "16.3.0",
-    "ts-jest": "^26.5.3",
+    "ts-jest": "^26.5.4",
     "ts-node": "^9.1.1",
     "typescript": "^4.2.3"
   },