Coding Started for the Client Section

1. Sifted add button to overflow menu for add session ,pre-assessment
workout and the membership activities in both group and the client
detail activities.
2. Extended detail drawer view up to the maximum width in the both
client and the group detail sections.
3. Changed the label with the corresponding icon in client and group
details, made the edit button functionality correct.
4. Created tables for the  client details.