A translation function is added for converting the Qiskit probability output dictionary keys (integers indicating state) into the correct format for qml.probs

[austingmhuang]

When using primitives the output for qml.probs on qiskitdevice2 is currently in the wrong format. This PR seeks to amend that so that the output formats are consistent.

[austingmhuang]

[sc-54389]

[codecov[bot]]

Codecov Report

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

Project coverage is 100.00%. Comparing base (3c5dec3) to head (baedb87).

Additional details and impacted files

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##           new_device_feature_branch      #529   +/-   ##
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  Coverage                     100.00%   100.00%           
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  Files                              8         8           
  Lines                            843       843           
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  Hits                             843       843           

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[austingmhuang]

Closing this since these changes are reflected in #539