146.0b3 update release date

Author: coreycb

beta/146.0beta.yml

@@ -1,7 +1,7 @@
 release:
   release_date: '2025-11-19'
   text: |
-    **These notes apply to Thunderbird version 146 beta 3 released November 19, 2025.**
+    **These notes apply to Thunderbird version 146 beta 3 released December 1, 2025.**
 
     **System Requirements:** [Details](/en-US/thunderbird/146.0beta/system-requirements/)