Fix focus issue with right pane upon adding new contact

[mongj]

Fixes #140

The pane will now automatically switch to the contact that was added

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Files with missing lines	Coverage Δ	Complexity Δ
...in/java/careconnect/logic/commands/AddCommand.java	100.00% <100.00%> (ø)	8.00 <0.00> (ø)