Update release-notes.md

Author: batamig

articles/defender-for-iot/organizations/release-notes.md

@@ -2,7 +2,7 @@
 title: OT monitoring software versions - Microsoft Defender for IoT
 description: This article lists Microsoft Defender for IoT on-premises OT monitoring software versions, including release and support dates and highlights for new features.
 ms.topic: release-notes
-ms.date: 07/03/2023
+ms.date: 08/09/2023
 ---
 
 # OT monitoring software versions
@@ -114,6 +114,10 @@ This version includes the following updates and enhancements:
 - [UI enhancements for downloading PCAP files from the sensor](how-to-view-alerts.md#access-alert-pcap-data)
 - [*cyberx* and *cyberx_host* users aren't enabled by default](roles-on-premises.md#default-privileged-on-premises-users)
 
+> [!NOTE]
+> Due to internal improvements to the OT sensor's device inventory, column edits made to your device inventory aren't retained after updating to version 23.1.2. If you'd previously edited the columns shown in your device inventory, you'll need to make thsoe same edits again after updating your sensor.
+>
+
 ## Versions 22.3.x
 
 ### 22.3.10