fix: sympy backend on numpy 2.0 (full numpy 2.0 support)

[Saransh-cpp]

Description

Kindly take a look at CONTRIBUTING.md.

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 86.67%. Comparing base (b7a0907) to head (d44dd3d).
Report is 30 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #473   +/-   ##
=======================================
  Coverage   86.67%   86.67%           
=======================================
  Files          96       96           
  Lines       11836    11836           
=======================================
  Hits        10259    10259           
  Misses       1577     1577           

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