fix: Don't run pulse tests when QPU offline

[speller26]

Issue #, if available:

Description of changes:

Testing done:

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (d10497a) 100.00% compared to head (e4901c1) 100.00%.

Additional details and impacted files

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  Coverage   100.00%   100.00%           
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  Files          129       129           
  Lines         8360      8360           
  Branches      1862      1862           
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  Hits          8360      8360           

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[ajberdy]

Maybe worth changing return to pytest.skip("device offline")