fix: add DatabaseService provider to PulseModule (#2)

* fix: add DatabaseService provider to PulseModule

* refactor: naming

* fix: update @pulsecron/pulse dependency to version 1.1.7

Author: code-xhyun

package-lock.json

@@ -62,7 +62,7 @@
     "@nestjs/platform-express": "^10.3.7",
     "@nestjs/testing": "^10.3.7",
     "@types/node": "^18.6.3",
-    "@pulsecron/pulse": "^1.1.6",
+    "@pulsecron/pulse": "^1.1.7",
     "reflect-metadata": "^0.1.13",
     "rimraf": "^3.0.2",
     "rxjs": "^7.5.6",