chore(deps): update dependency rxjs to v7.5.1

Author: renovate-bot

package-lock.json

@@ -57,7 +57,7 @@
     "reflect-metadata": "0.1.13",
     "release-it": "14.11.8",
     "rimraf": "3.0.2",
-    "rxjs": "7.4.0",
+    "rxjs": "7.5.1",
     "supertest": "6.1.6",
     "ts-jest": "27.1.2",
     "ts-morph": "13.0.2",