Merge pull request #4442 from ClickHouse/Blargian-patch-523249

Cross linking: link troubleshooting guide

Author: Blargian

docs/cloud/onboard/index.md

@@ -40,6 +40,6 @@ Topics include:
 - [Query performance and optimization](/cloud/get-started/cloud/resource-tour#query-optimization)
 - [Monitoring](/cloud/get-started/cloud/resource-tour#monitoring)
 - [Security considerations](/cloud/get-started/cloud/resource-tour#security)
-- Troubleshooting tips
+- [Troubleshooting tips](/troubleshooting)
 
-</VerticalStepper>
+</VerticalStepper>