Minor fix to docstring of SetMapBridge (#2255)

Author: blegat

src/Bridges/Constraint/set_map.jl

@@ -10,8 +10,8 @@
 Consider two type of sets, `S1` and `S2`, and a linear mapping `A` such that
 the image of a set of type `S1` under `A` is a set of type `S2`.
 
-A `SetMapBridge{T,S2,S1,F,G}` is a bridge that maps `G`-in-`S2` constraints
-into `F`-in-`S1` by mapping the function through `A`.
+A `SetMapBridge{T,S2,S1,F,G}` is a bridge that maps `G`-in-`S1` constraints
+into `F`-in-`S2` by mapping the function through `A`.
 
 The linear map `A` is described by;
 

src/functions.jl

@@ -64,7 +64,7 @@ function term_pair end
 
 # VariableIndex is defined in indextypes.jl
 
-constant(f::VariableIndex, ::Type{T}) where {T} = zero(T)
+constant(::VariableIndex, ::Type{T}) where {T} = zero(T)
 
 Base.copy(x::VariableIndex) = x