restructured the installation method

Signed-off-by: Kshitiz-Mhto <[email protected]>

Author: Kshitiz-Mhto

README.md

@@ -10,12 +10,17 @@ A sample Employee-Manager app to test Keploy integration capabilities using [Spr
 
 ### **MacOS**
 
+<details>
+<summary>MacOS</summary>
+
 ```shell
 curl --silent --location "https://github.com/keploy/keploy/releases/latest/download/keploy_darwin_all.tar.gz" | tar xz -C /tmp
 
 sudo mv /tmp/keploy /usr/local/bin && keploy
 ```
 
+</details>
+
 ### **Linux**
 
 <details>