Differentiation of Multidimensional Arrays in SINDyDerivative

[yb6599]

This PR addresses the issue and lets SINDyDerivative handle arrays with more dimensions than 2.

[codecov]

Codecov Report

Attention: Patch coverage is 92.30769% with 1 line in your changes missing coverage. Please review.

Project coverage is 94.42%. Comparing base (024bc9e) to head (f4b8be7).
Report is 11 commits behind head on master.

❗ Current head f4b8be7 differs from pull request most recent head 30188e9

Please upload reports for the commit 30188e9 to get more accurate results.

Files	Patch %	Lines
pysindy/differentiation/sindy_derivative.py	92.30%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #476      +/-   ##
==========================================
- Coverage   94.68%   94.42%   -0.27%     
==========================================
  Files          38       38              
  Lines        4105     4069      -36     
==========================================
- Hits         3887     3842      -45     
- Misses        218      227       +9     

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[Jacob-Stevens-Haas]

Alright, thanks Yash! Don't worry about code coverage, this looks like it passes CI. I just want to make the test a little bit more robust.

[Jacob-Stevens-Haas]

Hey Yash, thanks for making work on this. A few tips to make it work like a proper test