Remove Quick_Guide.mlapp to avoid confusion

Author: Sinaxist

Quick_Guide.mlapp

@@ -16,7 +16,7 @@ The procedures for running simulations at each scale and the intermediate steps
 ## Instructions
 Refer to **Full_Tutorial.pdf** for a comprehensive tutorial on how to use NeMo-TMS.
 
-For a quick guide on how to use NeMo-TMS, refer to **Quick_Guide.pdf**, or open **Quick_Guide.mlapp** in MATLAB (2019b or later).
+For a quick guide on how to use NeMo-TMS, refer to **Quick_Guide.pdf**.
 
 ## Older versions
 You can access the older versions of the toolbox from the [Releases](https://github.com/OpitzLab/NeMo-TMS/releases) section.