(AzureCXP) fixes MicrosoftDocs/azure-docs#42866

Added a note for JRE installation that is required for Self hosted IR.

Author: ChiragMishra-MSFT

articles/data-factory/concepts-integration-runtime.md

@@ -77,6 +77,9 @@ A self-hosted IR is capable of:
 > [!NOTE] 
 > Use self-hosted integration runtime to support data stores that requires bring-your-own driver such as SAP Hana, MySQL, etc.  For more information, see [supported data stores](copy-activity-overview.md#supported-data-stores-and-formats).
 
+> [!NOTE] 
+> Java Runtime Environment (JRE) is a dependency of Self Hosted IR. Please make sure you have JRE installed on the same host.
+
 ### Self-hosted IR network environment
 If you want to perform data integration securely in a private network environment, which does not have a direct line-of-sight from the public cloud environment, you can install a self-hosted IR on premises environment behind your corporate firewall, or inside a virtual private network.  The self-hosted integration runtime only makes outbound HTTP-based connections to open internet.