Update b2b-beta-note.md

Remove info about joining Beta program

help/_includes/b2b-beta-note.md

@@ -6,4 +6,4 @@ description: Reused note about the Beta release for the B2B extension
 
 >[!NOTE]
 >
->The capabilities available in the 1.5.0-beta release are accessible only to customers participating in the Beta program. If you are interested in joining the Beta, send an email to `[email protected]`. Include the Commerce account (MAGEID) for the Commerce Admin account for the project.
+>The capabilities available in the 1.5.0-beta release are accessible only to customers participating in the Beta program. The Beta program is now closed. However, look for new advanced company management and quoting capabilities in the upcoming GA release of Adobe Commerce B2B 1.5.0. If you want to learn more about advanced company management and ways to support multiple B2B business models, contact your Adobe account representative, or send an email to `[email protected]`.