Merging to release-5.8: Update tyk-stack.mdx (#578)

Update tyk-stack.mdx (#578)

Author: buger

tyk-stack.mdx

@@ -22,4 +22,5 @@ The following Tyk components, created and maintained by the Tyk Team, are propri
 If you plan to deploy and use the above components On-premise, license keys are required.
 
 ## Licensing
-Read more about licensing [here](/apim#licensing).
+Read more about licensing [here](/apim#licensing).
+