Clarify migration experience description

Removed 'preview' from the migration experience description for clarity.

Author: ssindhub

articles/data-factory/how-to-upgrade-your-azure-synapse-analytics-pipelines-to-fabric-data-factory.md

@@ -11,7 +11,7 @@ ai-usage: ai-assisted
 
 # Upgrade your Azure Synapse Analytics pipelines to Fabric (preview)
 
-Modernizing your workflows in Microsoft Fabric often starts with bringing your existing Azure Synapse Analytics pipelines forward. The preview migration experience helps you assess pipeline readiness, understand compatibility gaps, and migrate supported pipelines into a Fabric workspace—so you can move in a controlled, low-risk way.
+Modernizing your workflows in Microsoft Fabric often starts with bringing your existing Azure Synapse Analytics pipelines forward. The migration experience helps you assess pipeline readiness, understand compatibility gaps, and migrate supported pipelines into a Fabric workspace—so you can move in a controlled, low-risk way.
 
 ## What you can do with the migration experience