west.yml: MCUboot synchronization from upstream

Update Zephyr fork of MCUboot to revision:
  07222c1929e1d79d303baa8fde7f977a79e48e9a

Brings following Zephyr relevant fixes:

  - 07222c19 boot_serial: Avoid re-initializing state in
    boot_image_validate_encrypted
  - a18f635a boot: Remove now superfluous start_off parameters
  - c62c19db boot_serial: Use flash sectors from bootloader state
    when possible
  - 13edc5fb boot_serial: Use flash area from bootloader state when
    possible
  - f1aa499c boot_serial: Initialize a bootloader state for bs_list
    and bs_set
  - f1efd483 bootutil: loader: Expose routine to determine sector
    layout
  - 72166868 bootutil: loader: Expose routine to open/close all
    flash areas
  - 0319e91c boot: bootutil: Fix encryption/decryption size
    during copy
  - a36f9513 imgtool: Add support for HMAC/HKDF-SHA512 with
    ECIES-X25519
  - 37719169 zephyr: Support for HKDF/HMAC with SHA512
  - 1d83177c bootutil: Add support for HAMC-SHA512 with ECIES-X25519
  - 7de064ea boot: zephyr: add support for booting ARC processors
  - 72459ec0 boot: zephyr: stm32n6570_dk: define
    CONFIG_MULTIPLE_EXECUTABLE_RAM_REGIONS
  - be8b3abc boot: Zephyr: Add a Kconfig for
    MULTIPLE_EXECUTABLE_RAM_REGIONS define
  - c5011f2b zephyr: Improve logging
  - 11f9c6f2 bootutil: Improve logging coverage
  - adbe1cfb boot: stm32n6: Define specific executable region
  - 93c2b50a boot: zephyr: boards: Add configuration for
    stm32n6570_dk
  - fca80b41 boot: zephyr: defines FLASH device for external NOR
  - 78d94cf4 imgtool: bump minimal required version to 2.2.0
  - af602f81 bootutil: Replace local identifiers with common
    definitions
  - e5756df5 bootutil: Remove redundant ALIGN definitions
  - e3a271c9 bootutil: Move all encryption TLV helper identifiers
    into one place
  - 68a4c962 boot: bootutil: avoid full erase on BOOT_MAGIC_BAD
    in boot_set_next
  - 1ed0218c scripts: imgtool: Add hash for ECDSA256P1Public
  - a90ddfc7 zephyr: Fix pinreset trigger
  - e56cecc4 bootutil: Small cleanup in image.h
  - 402d3f7f boot: zephyr: Refactor DFU entry logic
  - 687dc8c5 bootutil: boot_decrypt_key: Only one
    bootutil_hmac_sha256_drop needed
  - a0065f8f bootutil: Fix boot_scramble_region escaping flash
    area
  - bb644c7c bootutil: loader: overwrite-only mode fix for
    trailer erase

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