added more test for patientService and patientTypeService

[josephbate]

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Summary

• added more patientSercvice Tests
• Created PatientTypeServiceTest class
• edited the PatientTypeDAOImp.getPatientType() to correctly filter PatientTypes by key string
  Cc. @mozzy11

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[mozzy11]

did you run the formatter ??

[josephbate]

did you run the formatter ??

yes i did

[josephbate]

i was on the different branch

[josephbate]

hello @mozzy11 fixed the format issue