remove comment

Author: jalving

src/GraphOptInterface.jl

@@ -7,15 +7,14 @@ const MOIU = MOI.Utilities
 using DataStructures
 using SparseArrays
 using Lazy
-using Graphs: Graphs
+using Graphs
 
 """
     AbstractGraphOptimizer
 Abstract supertype for block-structure-exploiting optimizers.
 """
 abstract type AbstractGraphOptimizer <: MOI.AbstractOptimizer end
 
-# Block optimizer interface
 function supports_graph_interface(::MOI.AbstractOptimizer)
     return false
 end