doc: releases: migration-guide-4.4: Keep device drivers titles sorted

Add zephyr-keep-sorted tags to force sorted titles in the "Device Drivers
and Devicetree" section.

Signed-off-by: Pieter De Gendt <[email protected]>

Author: pdgendt

doc/releases/migration-guide-4.4.rst

@@ -37,6 +37,8 @@ Boards
 Device Drivers and Devicetree
 *****************************
 
+.. zephyr-keep-sorted-start re(^\w)
+
 Ethernet
 ========
 
@@ -94,6 +96,8 @@ STM32
 
   * ``CONFIG_POWER_SUPPLY_EXTERNAL_SOURCE``
 
+.. zephyr-keep-sorted-stop
+
 Bluetooth
 *********