Fix some leaky test issues (#2231)

Author: charleskawczynski

test/Operators/spectralelement/covar_deriv_ops.jl

@@ -25,7 +25,6 @@ zlim = (FT(0), FT(1))
 helem = 5
 velem = 5
 npoly = 5
-ndims = 3
 stretch = Meshes.Uniform()
 comms_context = ClimaComms.SingletonCommsContext(device)
 FT = eltype(xlim)

test/Spaces/unit_dss.jl

@@ -53,7 +53,7 @@ function test_dss_count(f::Fields.Field, buff::Topologies.DSSBuffer, nc)
     return (; n_dss_affected)
 end
 
-function get_space_and_buffers(::Type{FT}; context) where {FT}
+function get_space_and_buffers3(::Type{FT}; context) where {FT}
     init_state_covariant12(local_geometry, p) =
         Geometry.Covariant12Vector(1.0, -1.0)
     init_state_covariant123(local_geometry, p) =
@@ -102,7 +102,7 @@ end
 @testset "DSS of AxisTensors on Cubed Sphere" begin
     FT = Float64
     device = ClimaComms.device()
-    nt = get_space_and_buffers(FT; context = ClimaComms.context(device))
+    nt = get_space_and_buffers3(FT; context = ClimaComms.context(device))
 
     # test DSS for a Covariant12Vector
     # ensure physical velocity is continuous across SE boundary for initial state