chore(deps): update dependency ts-jest to v26.4.4

Author: renovate-bot

package-lock.json

@@ -63,7 +63,7 @@
     "jest": "26.6.3",
     "nyc": "15.1.0",
     "release-it": "^14.2.1",
-    "ts-jest": "26.4.3",
+    "ts-jest": "26.4.4",
     "ts-node": "9.0.0",
     "typescript": "3.9.7"
   },