Reduce code duplication

[charleskawczynski]

There are several places where we can reduce code duplication:

### Tasks
- [ ] https://github.com/CliMA/ClimaCore.jl/pull/1713
- [ ] Make and reuse a few standard drivers?
- [ ] dss tests
- [ ] https://github.com/CliMA/ClimaCore.jl/pull/1943
- [ ] https://github.com/CliMA/ClimaCore.jl/pull/1934
- [ ] https://github.com/CliMA/ClimaCore.jl/pull/1932
- [ ] #1920
- [ ] https://github.com/CliMA/ClimaCore.jl/pull/1961

### Make tests cuda-agnostics, so that we can share scripts
- [ ] https://github.com/CliMA/ClimaCore.jl/pull/1794
- [ ] https://github.com/CliMA/ClimaCore.jl/pull/1793