Update release-notes.md

update for 178

Author: msftadam

articles/operator-service-manager/release-notes.md

@@ -327,3 +327,26 @@ The following bug fixes, or other defect resolutions, are delivered with this re
 
 #### Security Related Updates
 * CVE	- A total of 2 CVEs are addressed in this release.
+
+## Release 2.0.2976-178
+
+Document Revision 1.0
+
+### Release Summary
+Azure Operator Service Manager is a cloud orchestration service that enables automation of operator network-intensive workloads, and mission critical applications hosted on Azure Operator Nexus. Azure Operator Service Manager unifies infrastructure, software, and configuration management with a common model into a single interface, both based on trusted Azure industry standards. This February 25, 2024 Azure Operator Service Manager release includes updating the NFO version to 2.0.2976-178, the details of which are further outlined in the remainder of this document.
+
+### Release Details
+* Release Version: Version 2.0.2976-178
+* Release Date: February 25, 2024
+* Is NFO update required: YES, Update only
+* Dependency Versions: Go/1.22.4 - Helm/3.15.2
+
+#### Bugfix Related Updates
+The following bug fixes, or other defect resolutions, are delivered with this release, for either Network Function Operator (NFO) or resource provider (RP) components.
+
+* NFO - Remove Redundant Image Downloads to Improve Install/Upgrade Time
+* NFO	- SNS Delete API Fix for Pre-Delete Jobs not able to download images
+* NFO - Artifact Controller Logging Improvement
+
+#### Security Related Updates
+* CVE	- A total of 2 CVEs are addressed in this release.