Remove graph from src/constraints/storage.jl

[abelsiqueira]

Blocked by #978, #979, #980

• Remove graph from src/constraints/storage.jl

Part of #942
Closes #955

[github-actions]

Benchmark Results

	1694227...	3a90396...	1694227.../3a90396a4dccd9...
energy_problem/create_model	43.6 ± 3.1 s	45 ± 2.7 s	0.969
energy_problem/input_and_constructor	17.5 ± 0.41 s	17 ± 0.48 s	1.03
time_to_load	4.23 ± 0.01 s	4.3 ± 0.028 s	0.982

	1694227...	3a90396...	1694227.../3a90396a4dccd9...
energy_problem/create_model	0.569 G allocs: 22.1 GB	0.545 G allocs: 22 GB	1
energy_problem/input_and_constructor	0.0532 G allocs: 1.98 GB	0.0532 G allocs: 1.98 GB	1
time_to_load	0.159 k allocs: 11.2 kB	0.159 k allocs: 11.2 kB	1

Benchmark Plots

A plot of the benchmark results have been uploaded as an artifact to the workflow run for this PR.
Go to "Actions"->"Benchmark a pull request"->[the most recent run]->"Artifacts" (at the bottom).

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 95.34%. Comparing base (1694227) to head (3a90396).
Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #981      +/-   ##
==========================================
+ Coverage   95.31%   95.34%   +0.03%     
==========================================
  Files          29       29              
  Lines        1110     1118       +8     
==========================================
+ Hits         1058     1066       +8     
  Misses         52       52              

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[datejada]

Reviewed during online meeting