clk: Update clock management for STM32MP13/21/25.

fwu-mdata: _ Fix fwu-mdata node update for NOR boot.
           _ Allow multiple metadata storage drivers.
	   _ Add support of UUID for metadata partition.
video: Remove polarities settings from LVDS bridge.
spi: increase read throughtput in idirect mode for QPSPI and OSPI.
Device tree alignement with kernel v6.6-stm32mp-r3.1.
Various fixes.

Prepare v2026.07-rc4

Prepare v2026.07-rc3

Prepare v2026.07-rc2

Prepare v2026.07-rc1

Prepare v2026.04

Prepare v2026.04-rc5

Prepare v2026.04-rc4

Prepare v2026.04-rc3

Prepare v2026.04-rc2