v0.96.20

Oceananigans v0.96.20

Diff since v0.96.19

Merged pull requests:

• Replace IncompleteLU.jl by KrylovPreconditioners.jl (#3789) (@amontoison)
• Interface to Krylov.jl solvers (#4041) (@amontoison)
• Test zstar on a tripolar grid (#4360) (@simone-silvestri)
• Fix summary() for ConjugateGradientPoissonSolver (#4373) (@tomchor)
• Refactor implicit vertical diffusion solver to avoid passing diffusivity functions to kernel (#4377) (@glwagner)
• Clean up notation in compute_w kernel (#4378) (@glwagner)
• Add extensions for AMDGPU.jl and oneAPI.jl (#4381) (@amontoison)
• add bulidkite pipeline-juliagpu for AMD and oneAPI testing (#4389) (@glwagner)
• fix: better sharding constructs (#4390) (@avik-pal)
• Add topology-aware and conditional ops for AbstractArray (#4391) (@glwagner)
• Change isopycnal_skew_symmetric_diffusivity.jl to use DiffusiveFormulation (#4392) (@glwagner)