fix incorrect folder name for julia-0.6.x

Former-commit-id: ef2c7401e0876f22d2f7762d182cfbcd5a7d9c70

julia-0.6.3/share/doc/julia/examples/bubblesort.jl

@@ -0,0 +1,19 @@
+# This file is a part of Julia. License is MIT: https://julialang.org/license
+
+import Base.Sort
+struct BubbleSortAlg <: Sort.Algorithm end
+const BubbleSort = BubbleSortAlg()
+
+function Base.sort!(v::AbstractVector, lo::Int, hi::Int, ::BubbleSortAlg, o::Sort.Ordering)
+    while true
+        clean = true
+        for i = lo:hi-1
+            if Sort.lt(o, v[i+1], v[i])
+                v[i+1], v[i] = v[i], v[i+1]
+                clean = false
+            end
+        end
+        clean && break
+    end
+    return v
+end