clients: ivi-shell-user-interface.c, replace 4 spaces to tab.

Signed-off-by: Nobuhiko Tanibata <NOBUHIKO_TANIBATA@xddp.denso.co.jp>
clients: ivi-shell-user-interface.c, align member of structure

Signed-off-by: Nobuhiko Tanibata <NOBUHIKO_TANIBATA@xddp.denso.co.jp>
clients: ivi-shell-user-interface.c, align indent of parameters in methods

Signed-off-by: Nobuhiko Tanibata <NOBUHIKO_TANIBATA@xddp.denso.co.jp>