Implement Review Suggestion

<UserStory>EMP008: Update Salary Details</UserStory>

    <Changes>
  - Refactored salary update and employee selection:
  • Removed unnecessary const qualifiers from double parameters
  • Renamed variables
  • Replaced count() with find() for map lookups
  • Excluded ADMIN employees from salary updates and selection lists
  • Applied util::enforceAuthorization for access control
- Improved readability and consistency:
  • Enhanced tabular output using setw() with left alignment
    Implement Update Salary
    </Changes>

    <Review>
    Smitha Mohan
    </Review>

Trenser.Zenvy/Trenser.Zenvy/services/PayslipManagementService.h

@@ -9,5 +9,5 @@ private:
 	DataStore& m_dataStore;
 public:
 	PayslipManagementService() : m_dataStore(DataStore::getInstance()) {};
-	void updateSalary(const std::string&, const double, const double, const double, const double, const double);
+	void updateSalary(const std::string&, double, double, double, double, double);
 };