chore(deps): update dependency rxjs to v7.5.3

Author: renovate-bot

package-lock.json

@@ -41,7 +41,7 @@
  "reflect-metadata": "0.1.13",
  "release-it": "14.12.4",
  "rimraf": "3.0.2",
- "rxjs": "7.5.2",
+ "rxjs": "7.5.3",
  "ts-jest": "27.1.3",
  "typescript": "4.5.5"
  },