Update README.md

remove outdated get started guide

client-api_r/README.md

@@ -38,7 +38,8 @@ library('Rsirius')
 ```
 
 ## Getting Started
-
+Being updated! Coming soon...
+<!--
 ### Local Endpoint
 Please follow the [installation procedure](#installation--usage) and then run the following (while replacing the Strings for project_space and sirius_executable).
 
@@ -86,7 +87,7 @@ library('Rsirius')
 sdk <- SiriusSDK$new()
 api = sdk$connect("http://localhost:8080")
 ```
-
+-->
 ### SiriusSDK class
 
 For more niche functionality and insights, find the SiriusSDK class [here](SiriusSDK.R).