Desired torque decimals are not displayed in the motorgui if the torque control mode is set

[LoreMoretti]

Describe the bug I noticed that the desired torque are treated as integer in the motorgui To Reproduce Start the motorgui and set on joint in torque Expected behavior It would be nice to have three decimal as the position control Screenshots

Configuration (please complete the following information):

• OS:
• yarp version:
• compiler:

Additional context cc @GiulioRomualdi