pysmurf-controller: Update sodetlib version to v0.6.6

[dpdutcher]

minor change in sodetlib to include setup_fixed_tones as part of setup_tune, preventing a crash of uxm_setup

How Has This Been Tested?

Ran on Princeton testbed

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)

Checklist:

• My code follows the code style of this project.
• My change requires a change to the documentation.
• I have updated the documentation accordingly.