Update Readme.md

correct forum post URL

Author: Mauro-Bertozzi11

Readme.md

@@ -118,7 +118,7 @@ The following endpoints are used by the connector
 > _For more information on how to configure a HelloID PowerShell connector, please refer to our [documentation](https://docs.helloid.com/en/provisioning/target-systems/powershell-v2-target-systems.html) pages_.
 
 > [!TIP]
->  _If you need help, feel free to ask questions on our [forum](https://forum.helloid.com)_.
+>  _If you need help, feel free to ask questions on our [forum](https://forum.helloid.com/forum/helloid-connectors/provisioning/5364-helloid-conn-prov-target-sdb-identity)_.
 
 ## HelloID docs