Disable a test that only works for VectorVarInfo

Author: mhauru

test/varinfo.jl

@@ -111,8 +111,8 @@ DynamicPPL.getspace(::DynamicPPL.Sampler{MySAlg}) = (:s,)
             @test vi[vn] == 3 * r
             @test vi[SampleFromPrior()][1] == 3 * r
 
-            # TODO(mhauru) Implement these functions for SimpleVarInfo too.
-            if vi isa VarInfo
+            # TODO(mhauru) Implement these functions for other VarInfo types too.
+            if vi isa VectorVarInfo
                 delete!(vi, vn)
                 @test isempty(vi)
                 vi = push!!(vi, vn, r, dist, gid)