[RCAR] Update RCAR BSP recipes to 5.5.0 version

[RCAR] Update RCAR BSP recipes to 5.5.0 version

* rename the dts/dtsi file, the new BSP 5.5.0 change the file name of
  the dts file.
* update the driver files hash
* Add "meta-yocto-bsp" to BBLAYERS, it's new dependency of meta-renesas.

Bug-AGL: SPEC-4081

Signed-off-by: Ronan Le Martret <ronan.lemartret@iot.bzh>
Change-Id: I53b71906e7174d7b1153a6912f7181171730147c
Reviewed-on: https://gerrit.automotivelinux.org/gerrit/c/AGL/meta-agl/+/26703
Tested-by: Jenkins Job builder account
ci-image-build: Jenkins Job builder account
ci-image-boot-test: Jenkins Job builder account
Reviewed-by: Scott Murray <scott.murray@konsulko.com>
Reviewed-by: Stephane Desneux <stephane.desneux@iot.bzh>
Reviewed-by: Harunobu Kurokawa <harunobu.kurokawa.dn@renesas.com>