Formatting fix

Author: spier

patterns/1-initial/creating_an_innersource_strategy.md

@@ -53,7 +53,7 @@ Often this section can include discussion of the next possible Patterns/problems
 This section can be short in content - the solution may not introduce new problems or change much context.
 -->
 
-## Known Instances (optional)
+## Known Instances
 
 SAP has an InnerSource strategy (see blog post "[Cultivating InnerSource at SAP](https://community.sap.com/t5/open-source-blogs/cultivating-innersource-at-sap/ba-p/13575274)")