-----------------------
+2024-06-11 Udi Fogiel <ufogiel@lyx.org>
+ * Format incremented to 623: Remove hebrew letter document class.
+ Old documents will be mapped to regular letter document class.
+
2024-06-01 Jürgen Spitzmüller <spitz@lyx.org>
* Format incremented to 622: Allow glue length (skip) in parskip setting.