Update release-notes.md

Author: mwshriya

releases/release-notes.md

@@ -2,7 +2,7 @@
 
 ### R2025b
 - You can now deploy MATLAB Web App Server R2025b using the Amazon Web Services reference architecture.
-- Starting November 4 2025, Linux servers use Ubuntu 24.04 for improved performance and security.
+- Starting November 7 2025, Linux servers use Ubuntu 24.04 for improved performance and security.
 
 ### R2025a
 - You can now deploy MATLAB Web App Server R2025a using the Amazon Web Services reference architecture.