Update doc/releases/migration-guide-4.4.rst

Co-authored-by: Alain Volmat <58030053+avolmat-st@users.noreply.github.com>

Author: KurtE

doc/releases/migration-guide-4.4.rst

@@ -116,11 +116,7 @@ Networking
 Video
 *****
 
-* hm01b0
-
-  * CONFIG_VIDEO_HIMAX_HM01B0
-    renamed to CONFIG_VIDEO_HM01B0
-
+* ``CONFIG_VIDEO_HIMAX_HM01B0`` has been renamed into :kconfig:option:`CONFIG_VIDEO_HM01B0`.
 Other subsystems
 ****************