Create Test scenarios for Edit and Delete Program enrollment

[kumarvastav]

• Create Scenarios around Editing of the Program Enrollment
• Create Scenarios around Deleting of the Program Enrollment
• Extend the spec "enrollPatientsToProgram" to have additional scenarios

[SwathiVarkala]

@priyankasahaisaxena @kumarvastav [Reminder] If its done please close it mentioning the git commit.