refactor: use static string for MongoDB connection error log

The error message displayed when the MongoDB connection fails has been changed to use a static string. This is a small refactoring change that can result in more predictable log messages and easier debugging.

src/services/databases/mongodb.service.ts

@@ -19,7 +19,7 @@ export class MongodbService {
 				this.logs.debug("Connected to MongoDB", "All databases");
 			});
 		} catch (error) {
-			this.logs.error(`Error connecting to MongoDB:`, error);
+			this.logs.error("Error connecting to MongoDB:", error);
 			throw new Error();
 		}
 	}