Update src/Statistics.jl

Author: IanButterworth

src/Statistics.jl

@@ -1073,7 +1073,7 @@ quantile(itr, p; sorted::Bool=false, alpha::Real=1.0, beta::Real=alpha) =
 quantile(v::AbstractVector, p; sorted::Bool=false, alpha::Real=1.0, beta::Real=alpha) =
     quantile!(sorted ? v : Base.copymutable(v), p; sorted=sorted, alpha=alpha, beta=beta)
 
-## If package extensions are not supported in this Julia version
+# If package extensions are not supported in this Julia version
 if !isdefined(Base, :get_extension)
     include("../ext/SparseArraysExt.jl")
 end