Don't include removed file

Author: AayushSabharwal

src/RecursiveArrayTools.jl

@@ -26,7 +26,6 @@ abstract type AbstractVectorOfArray{T, N, A} <: AbstractArray{T, N} end
 abstract type AbstractDiffEqArray{T, N, A} <: AbstractVectorOfArray{T, N, A} end
 
 include("utils.jl")
-include("symbolic_indexing_interface.jl")
 include("vector_of_array.jl")
 include("tabletraits.jl")
 include("array_partition.jl")