chore(deps): update dependency ts-jest to v26.5.4

Author: renovate-bot

package-lock.json

@@ -24,7 +24,7 @@
     "@commitlint/cli": "12.0.1",
     "@commitlint/config-angular": "12.0.1",
     "jest": "26.6.3",
-    "ts-jest": "26.5.3",
+    "ts-jest": "26.5.4",
     "reflect-metadata": "0.1.13",
     "@nestjs/core": "7.6.14",
     "@nestjs/testing": "7.6.14",