Update CONTRIBUTING.md

Co-authored-by: Kyle Daruwalla <daruwalla.k.public@icloud.com>

Author: lilianabs

CONTRIBUTING.md

@@ -29,7 +29,7 @@ Before you start contributing to Flux, you need the following tools:
 
 * **Julia:** For more information on how to install Julia, see [Download Julia (in under 2.5 minutes)](https://www.youtube.com/watch?v=t67TGcf4SmM).
 * **IDE:** You can set one of the following IDEs as well as their extensions for developing in Julia:
-   * [Julia for Visual Studio Code](https://www.julia-vscode.org/)
+   * [Julia for Visual Studio Code](https://www.julia-vscode.org/) (this is the recommended IDE)
    * [IJulia](https://github.com/JuliaLang/IJulia.jl)
    * [Pluto.jl](https://github.com/fonsp/Pluto.jl)
    * [Julia-vim](https://github.com/JuliaEditorSupport/julia-vim)