Improve DMA configuration

See merge request !15

- improve DMA configuration for stm32mp-t10xx-k boards
- update documentation

bump layer meta-ktn-stm32mp

See merge request !14

Improve support for Kontron BL/DK boards
- add support for CAN, RS232, RS485 interfaces
- add support for DPI, HDMI and LVDS interfaces

Add some support for BL peripheals

See merge request !13

Add support for BL/DK peripherals:
- RS232
- RS485
- CAN
- 5 inch DPI display with captouch (t1000-k-50 configuration)

bump layers meta-ktn, meta-ktn-stm32mp

See merge request !12

to support stress test tools

bump all layers to current version

See merge request !11

Add release notes part for upcoming version 2.1.0-dev

- yocto-3.1.17+, dunfell-23.0.13+
- STM32MP15-Ecosystem 3.1.1+

Add SWUpdate functionality

See merge request !10

Bump all layers to current dunfell revision (yocto 3.1.13+)
- poky 23.0.13+
- meta-st-stm32mp STM32MP15 Ecosystem 3.1.0+
  (openstlinux-5.10-dunfell-mp1-21-11-17)

Update docs

See merge request !8

- Update release chapter
- Update contact information for KED

Now use regular 'develop-dunfell' branch

ci: Use fixed ci scrpit

See merge request !7