Update cmkNMSReleases.txt

Author: cmkushnir

Common/cmkNMSReleases.txt

@@ -31,6 +31,8 @@
 - so users in general wouldn't need to edit this file,
 - but if they do make local edits we don't overwrite them.
 
+5.20, Cursed, 2024-10-20, 5.20.0.1, v5.20.0-pre1
+
 5.12, Aquarius, 2024-09-10, 5.12.0.1, v5.12.0-pre1
 5.11, Aquarius, 2024-09-04, 5.11.0.1, v5.11.0-pre1
 5.10, Aquarius, 2024-09-03, 5.10.0.1, v5.10.0-pre1