[Step 3/3] Added visco-elastic benchmark

[miguelmaso]

No description provided.

[github-actions]

Benchmark Results (Julia v1)

Time benchmarks

	main	e9f9c4c...	main / e9f9c4c...
Constitutive models/Visco-elastic Ψ	0.0482 ± 0.029 ms	0.0473 ± 0.027 ms	1.02 ± 0.85
Constitutive models/Visco-elastic ∂Ψu	0.0606 ± 0.0027 ms	0.0619 ± 0.005 ms	0.979 ± 0.09
Constitutive models/Visco-elastic ∂Ψuu	0.11 ± 0.02 ms	0.11 ± 0.016 ms	1 ± 0.23
Tensor algebra/δδ_λ_2d	30 ± 0 ns	30 ± 0 ns	1 ± 0
Tensor algebra/δδ_μ_2d	30 ± 0 ns	30 ± 0 ns	1 ± 0
time_to_load	2.46 ± 0.0033 s	2.44 ± 0.026 s	1 ± 0.011

Memory benchmarks

	main	e9f9c4c...	main / e9f9c4c...
Constitutive models/Visco-elastic Ψ	1.24 k allocs: 0.0782 MB	1.24 k allocs: 0.0782 MB	1
Constitutive models/Visco-elastic ∂Ψu	1.36 k allocs: 0.0904 MB	1.36 k allocs: 0.0904 MB	1
Constitutive models/Visco-elastic ∂Ψuu	2.31 k allocs: 0.155 MB	2.31 k allocs: 0.155 MB	1
Tensor algebra/δδ_λ_2d	0 allocs: 0 B	0 allocs: 0 B
Tensor algebra/δδ_μ_2d	0 allocs: 0 B	0 allocs: 0 B
time_to_load	0.151 k allocs: 11.5 kB	0.151 k allocs: 11.5 kB	1

[miguelmaso]

I think there is nothing more to do... Until it is not in main it won't be possible to compare times.

By now, I've set project Dirichlet to false, just to compare performance.