test/example-advertisement: Add Data property

test/example-advertisement: Add Data property

This adds Data property using TDS AD type:

@ MGMT Command: Add Advertising (0x003e) plen 59
        Instance: 1
        Flags: 0x00000001
          Switch into Connectable mode
        Duration: 0
        Timeout: 0
        Advertising data length: 29
        16-bit Service UUIDs (complete): 2 entries
          Heart Rate (0x180d)
          Battery Service (0x180f)
        Company: internal use (65535)
          Data: 0001020304
        Service Data (UUID 0x9999): 0001020304
        Transport Discovery Data
          Organization: Bluetooth SIG (0x01)
          Flags: 0x01
            Role: 0x01
              Seeker Only
            Transport Data Incomplete: False (0x00)
            Transport State: 0x00
              Off
          Length: 0
          Data:
        Scan response length: 19
        Name (complete): TestAdvertisement

Change-Id: If00bfc0f9208caf5ad8c9d48c123c4c414523265
Signed-off-by: Amit Purwar <amit.purwar@samsung.com>