fix: error on inconsistent diffusion option

Author: haakon-e

src/prognostic_equations/implicit/manual_sparse_jacobian.jl

@@ -587,7 +587,7 @@ function update_jacobian!(alg::ManualSparseJacobian, cache, Y, p, dtγ, t)
                 vertical_diffusion,
             )
             ᶜK_u = ᶜK_h
-        else
+        elseif p.atmos.turbconv_model isa AbstractEDMF
             (; ᶜlinear_buoygrad, ᶜstrain_rate_norm) = p.precomputed
             ᶜρa⁰ =
                 p.atmos.turbconv_model isa PrognosticEDMFX ?
@@ -608,6 +608,8 @@ function update_jacobian!(alg::ManualSparseJacobian, cache, Y, p, dtγ, t)
                 ),
             )
             ᶜK_h = @. lazy(eddy_diffusivity(ᶜK_u, ᶜprandtl_nvec))
+        else
+            error("Unknown vertical_diffusion type")
         end
 
         α_vert_diff_tracer = CAP.α_vert_diff_tracer(params)