doc: releases: release-notes: 4.4: Add note on new settings Kconfigs

Lists new Kconfigs added to settings allowing single settings to be
saved to NVM without modifying their value

Signed-off-by: Jamie McCrae <[email protected]>

Author: nordicjm

doc/releases/release-notes-4.4.rst

@@ -102,6 +102,11 @@ New APIs and options
   * :dtcompatible:`jedec,mspi-nor` now allows MSPI configuration of read, write and
     control commands separately via devicetree.
 
+* Settings
+
+   * :kconfig:option:`CONFIG_SETTINGS_SAVE_SINGLE_SUBTREE_WITHOUT_MODIFICATION`
+   * :kconfig:option:`CONFIG_SETTINGS_SAVE_SINGLE_SUBTREE_WITHOUT_MODIFICATION_VALUE_SIZE`
+
 .. zephyr-keep-sorted-stop
 
 New Boards