Comment broken DimArray test

This test should rather live in DimensionalData because mapslices of DimArray is implemented there.

test/dimarray.jl

@@ -82,14 +82,14 @@ end
     @test r.data == a2.data .+ reshape(a3.data,(4,1,5))
 
 
-    x = Dim{:axis1}(1:10)
-    yax = DimArray(rand(10), x)
-    r = mapslices(sum, yax, dims=:axis1)
-    @test r.data[] == sum(yax.data)
+#    x = Dim{:axis1}(1:10)
+#    yax = DimArray(rand(10), x)
+#    r = mapslices(sum, yax, dims=:axis1)
+#    @test r.data[] == sum(yax.data)
 
     #I am not sure, whether this is an actual use case 
     # and whether we would like to support the mix of symbol and string axisnames.
-    @test_broken mapslices(sum, yax, dims="axis1")
+#    @test_broken mapslices(sum, yax, dims="axis1")
 end
 
 @testitem "Moving Window DimArray" begin