uboot/uboot: add new dependency to yamllint

Since U-Boot 2024.04 [1] binman also uses yamllint as dependency [2].

[1] https://source.denx.de/u-boot/u-boot/-/commit/10fee88d42f
[2] https://source.denx.de/u-boot/u-boot/-/blob/v2024.04/tools/buildman/requirements.txt?ref_type=tags#L3

Signed-off-by: Heiko Thiery <heiko.thiery@gmail.com>
Reviewed-by: Bryan Brattlof <bb@ti.com>
Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>

boot/uboot/uboot.mk

@@ -276,10 +276,12 @@ UBOOT_DEPENDENCIES += host-vim
 endif
 
 ifeq ($(BR2_TARGET_UBOOT_USE_BINMAN),y)
-# https://source.denx.de/u-boot/u-boot/-/blob/v2024.01/tools/buildman/requirements.txt
+# https://source.denx.de/u-boot/u-boot/-/blob/v2024.04/tools/binman/binman.rst?plain=1#L377
+# https://source.denx.de/u-boot/u-boot/-/blob/v2024.04/tools/buildman/requirements.txt
 UBOOT_DEPENDENCIES += \
 	host-python-jsonschema \
-	host-python-pyyaml
+	host-python-pyyaml \
+	host-python-yamllint
 UBOOT_MAKE_OPTS += BINMAN_INDIRS=$(BINARIES_DIR)
 endif