Added trait constraints to solve.jl for calculation of gradients, hessians and more.

[ParasPuneetSingh]

Added checks for requiresgradient, requireshessian, requiresconsjac, and requiresconshess in __check_opt_alg function.

Checklist

• Appropriate tests were added
• Any code changes were done in a way that does not break public API
• All documentation related to code changes were updated
• The new code follows the
  contributor guidelines, in particular the SciML Style Guide and
  COLPRAC.
• Any new documentation only uses public API

Additional context

Add any other context about the problem here.

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 4 lines in your changes are missing coverage. Please review.

Project coverage is 4.94%. Comparing base (9fbff32) to head (79817b3).
Report is 42 commits behind head on master.

❗ Current head 79817b3 differs from pull request most recent head 8bd04a1. Consider uploading reports for the commit 8bd04a1 to get more accurate results

Files	Patch %	Lines
src/solve.jl	0.00%	4 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #651       +/-   ##
==========================================
- Coverage   38.49%   4.94%   -33.56%     
==========================================
  Files          55      55               
  Lines        4291    4250       -41     
==========================================
- Hits         1652     210     -1442     
- Misses       2639    4040     +1401     

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