Simplifies HGO_4Fibers by removing Kinematics

[jmartfrut]

Removes the kinematics calculation within the HGO_4Fibers function, as it's not required for its intended functionality.

This simplification streamlines the code and potentially improves performance.

[github-actions]

Benchmark Results (Julia v1)

Time benchmarks

	main	b255568...	main / b255568...
Constitutive models/Visco-elastic Ψ	0.0472 ± 0.027 ms	0.0473 ± 0.027 ms	0.998 ± 0.81
Constitutive models/Visco-elastic ∂Ψu	0.0618 ± 0.0034 ms	0.0621 ± 0.0039 ms	0.995 ± 0.083
Constitutive models/Visco-elastic ∂Ψuu	0.11 ± 0.016 ms	0.11 ± 0.016 ms	0.996 ± 0.2
Simulations/ViscoElastic	0.0468 h	0.0466 h	1
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 ± 0.0083 s	2.47 ± 0.014 s	0.997 ± 0.0067

Memory benchmarks

	main	b255568...	main / b255568...
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
Simulations/ViscoElastic	2.72 G allocs: 192 GB	2.72 G allocs: 192 GB	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	0.149 k allocs: 11.1 kB	0.149 k allocs: 11.1 kB	1