Better handle dictionaries in anytypedual

Author: ChrisRackauckas

ext/DiffEqBaseForwardDiffExt.jl

@@ -442,11 +442,18 @@ function anyeltypedual(x::NamedTuple, ::Type{Val{counter}} = Val{0}) where {coun
     anyeltypedual(values(x))
 end
 
+function anyeltypedual(
+    x::AbstractDict, ::Type{Val{counter}}) where {counter}
+    anyeltypedual(keys(x))
+end
+
 function anyeltypedual(
         f::SciMLBase.AbstractSciMLFunction, ::Type{Val{counter}}) where {counter}
     Any
 end
 
+
+
 anyeltypedual(::@Kwargs{}, ::Type{Val{counter}} = Val{0}) where {counter} = Any
 anyeltypedual(::Type{@Kwargs{}}, ::Type{Val{counter}} = Val{0}) where {counter} = Any