feat: add adjoint for ArrayInterface.restructure

[AayushSabharwal]

@DhairyaLGandhi

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 62.78%. Comparing base (e520267) to head (c7216c3).
Report is 15 commits behind head on master.

❗ There is a different number of reports uploaded between BASE (e520267) and HEAD (c7216c3). Click for more details.

HEAD has 6 uploads less than BASE

Flag	BASE (e520267)	HEAD (c7216c3)
	14	8

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #456      +/-   ##
==========================================
- Coverage   70.17%   62.78%   -7.40%     
==========================================
  Files          11       12       +1     
  Lines         560      575      +15     
==========================================
- Hits          393      361      -32     
- Misses        167      214      +47     

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