Add plot_analytical to plot recipes

[JoshuaLampert]

This implements the second point from #263.

[github-actions]

Benchmark Results (Julia v1.10)

Time benchmarks

	main	f7c7582...	main / f7c7582...
bbm_1d/bbm_1d_basic.jl - rhs!:	12.7 ± 1.6 μs	12.8 ± 1.5 μs	0.997 ± 0.17
bbm_1d/bbm_1d_fourier.jl - rhs!:	0.256 ± 0.0063 ms	0.245 ± 0.0066 ms	1.04 ± 0.038
bbm_bbm_1d/bbm_bbm_1d_basic_reflecting.jl - rhs!:	0.0746 ± 0.007 ms	0.0764 ± 0.01 ms	0.977 ± 0.16
bbm_bbm_1d/bbm_bbm_1d_dg.jl - rhs!:	0.0325 ± 0.00055 ms	0.0321 ± 0.00057 ms	1.01 ± 0.025
bbm_bbm_1d/bbm_bbm_1d_relaxation.jl - rhs!:	24.8 ± 2.7 μs	25.2 ± 2.5 μs	0.982 ± 0.15
bbm_bbm_1d/bbm_bbm_1d_upwind_relaxation.jl - rhs!:	0.0317 ± 0.0032 ms	0.032 ± 0.003 ms	0.99 ± 0.14
hyperbolic_serre_green_naghdi_1d/hyperbolic_serre_green_naghdi_dingemans.jl - rhs!:	5.69 ± 0.7 μs	5.88 ± 0.54 μs	0.967 ± 0.15
kdv_1d/kdv_1d_basic.jl - rhs!:	1.75 ± 0.072 μs	2.13 ± 0.24 μs	0.822 ± 0.098
kdv_1d/kdv_1d_implicit.jl - rhs!:	1.9 ± 0.22 μs	1.79 ± 0.16 μs	1.06 ± 0.16
serre_green_naghdi_1d/serre_green_naghdi_well_balanced.jl - rhs!:	0.211 ± 0.021 ms	0.213 ± 0.021 ms	0.993 ± 0.14
svaerd_kalisch_1d/svaerd_kalisch_1d_dingemans_relaxation.jl - rhs!:	0.157 ± 0.016 ms	0.157 ± 0.016 ms	1 ± 0.14
time_to_load	1.9 ± 0.0011 s	1.91 ± 0.0067 s	0.992 ± 0.0035

Memory benchmarks

	main	f7c7582...	main / f7c7582...
bbm_1d/bbm_1d_basic.jl - rhs!:	1 allocs: 4.12 kB	1 allocs: 4.12 kB	1
bbm_1d/bbm_1d_fourier.jl - rhs!:	1 allocs: 4.12 kB	1 allocs: 4.12 kB	1
bbm_bbm_1d/bbm_bbm_1d_basic_reflecting.jl - rhs!:	5 allocs: 1.17 kB	5 allocs: 1.17 kB	1
bbm_bbm_1d/bbm_bbm_1d_dg.jl - rhs!:	10 allocs: 8.62 kB	10 allocs: 8.62 kB	1
bbm_bbm_1d/bbm_bbm_1d_relaxation.jl - rhs!:	2 allocs: 8.25 kB	2 allocs: 8.25 kB	1
bbm_bbm_1d/bbm_bbm_1d_upwind_relaxation.jl - rhs!:	2 allocs: 8.25 kB	2 allocs: 8.25 kB	1
hyperbolic_serre_green_naghdi_1d/hyperbolic_serre_green_naghdi_dingemans.jl - rhs!:	0 allocs: 0 B	0 allocs: 0 B
kdv_1d/kdv_1d_basic.jl - rhs!:	0 allocs: 0 B	0 allocs: 0 B
kdv_1d/kdv_1d_implicit.jl - rhs!:	0 allocs: 0 B	0 allocs: 0 B
serre_green_naghdi_1d/serre_green_naghdi_well_balanced.jl - rhs!:	0.075 k allocs: 0.66 MB	0.075 k allocs: 0.66 MB	1
svaerd_kalisch_1d/svaerd_kalisch_1d_dingemans_relaxation.jl - rhs!:	0.042 k allocs: 0.315 MB	0.042 k allocs: 0.315 MB	1
time_to_load	0.153 k allocs: 14.5 kB	0.153 k allocs: 14.5 kB	1

[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.

📢 Thoughts on this report? Let us know!

[coveralls]

Pull Request Test Coverage Report for Build 20282827165

Details

• 17 of 17 (100.0%) changed or added relevant lines in 1 file are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage increased (+0.008%) to 98.475%

---

Totals
Change from base Build 20281879153:	0.008%
Covered Lines:	2325
Relevant Lines:	2361

---

💛 - Coveralls

[ranocha]

Thanks!