use correct opencl version

SimonDanisch · SimonDanisch · commit 63670f074801 · 2017-09-18T23:49:42.000+02:00
diff --git a/test/runtests.jl b/test/runtests.jl
@@ -7,6 +7,7 @@ if (
     Pkg.checkout("Transpiler", "sd/struct_buffer")
     Pkg.checkout("Sugar", "sd/struct_buffer")
     Pkg.checkout("GPUArrays", "sd/abstractgpu")
+    Pkg.checkout("OpenCL", "sd/pointerfree")
 end
 
 using CLArrays
