`NoiseModel` example for `mitigate_with_zne`

[obliviateandsurrender]

Context: Adding NoiseModel to a device should work properly with mitigate_with_zne

Description of the Change: Added an example for the docs and improved the error message.

Benefits: Users know how to use noise models with mitigate_with_zne

Possible Drawbacks:

Related GitHub Issues: [sc-72624]

[codecov[bot]]

Codecov Report

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

Project coverage is 99.38%. Comparing base (a8b46e9) to head (c1a6184). Report is 320 commits behind head on master.

Additional details and impacted files

@@           Coverage Diff           @@
##           master    #6346   +/-   ##
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  Coverage   99.38%   99.38%           
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  Files         448      448           
  Lines       42564    42566    +2     
=======================================
+ Hits        42304    42306    +2     
  Misses        260      260           

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[isaacdevlugt]

Looks good to me!