remove empty sections

Author: renejeglinsky

get-started/learning-sources.md

@@ -24,10 +24,6 @@ It's organized as follows:
 | [Plugins](../plugins/)                                                                   | **Curated list of plugins** that extend the capabilities of the CAP framework.                                     |
 | [Releases](../releases/)                                                                 | The place where you can stay up to date with the most recent information about new features and changes in CAP.        |
 
-
-### Node/Java Toggles
-
-
 ### Feature Status Badges
 
 Within the docs, you find badges that indicate the status of a feature, or API.
@@ -43,12 +39,6 @@ Here's a list of the badges and their meanings:
 | <Internal />                            | SAP specific features, processes, or infrastructure.                                |
 
 
-### CAP Notebooks Integration
-
-
-
-
-
 ## Sample Projects
 
 In here, we collected several interesting sample projects for you. Not all of them are maintained by the CAP team, not all of them cover CAP in its entirety, but they are well-prepared sources we can recommend for your learning. From the short description we provide for every resource, you're hopefully able to tell if that fits to the need you're currently having.