device-manager: Add Dbus interfaces related to sample format of usb device

device-manager: Add Dbus interfaces related to sample format of usb device

Methods are added as below
 - GetSupportedSampleFormats
    : arg#1 (in)  int32 for device_id
      arg#2 (out) string array for sample_formats
 - SetSampleFormat
    : arg#1 (in)  int32 for device_id
      arg#2 (in)  string for sample_format
 - GetSampleFormat
    : arg#1 (in)  int32 for device_id
      arg#2 (out) string for sample_format

Those APIs are only for usb output device.

[Version] 11.1.15
[Issue Type] New feature

Change-Id: I07e42098fabcf2d4ea8efe486c1da63da3741722
Signed-off-by: Sangchul Lee <sc11.lee@samsung.com>