Fix Rigetti check for Aspen family device kind

[pavoljuhas]

• Sync with new API for checking device family in qcs-sdk-python, Ref: https://github.com/rigetti/qcs-sdk-rust/pull/463 in isa.pyi

• Require qcs-sdk-python-0.20.1 which introduced the new family API

Fixes #6732

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 97.83%. Comparing base (2adc218) to head (ac71ca7). Report is 2 commits behind head on main.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #6734 +/- ## ======================================= Coverage 97.83% 97.83% ======================================= Files 1077 1077 Lines 92485 92524 +39 ======================================= + Hits 90484 90523 +39 Misses 2001 2001 ```

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[pavoljuhas]

cc: @MarquessV, @kalzoo