west.yml: MCUboot synchronization from upstream

Update Zephyr fork of MCUboot to revision:
  24ac8cc2be9384288829aac7477f522a7a71f3d4

Brings following Zephyr relevant fixes:
 - 24ac8cc2 boot: zephyr: Fix disabling I/D caches
 - 5d067f0e zephyr: boards: set BOOT_MAX_IMG_SECTORS value for
   rd_rw612_bga
 - aafcbad6 boot: Refactoring image dependency functions to reduce
   code size

Signed-off-by: Jamie McCrae <jamie.mccrae@nordicsemi.no>