overlay coreos-base/coreos: add erofs-utils

containerd complains that erofs tools do not exist at startup,
adding these tools to the image.

Implements: flatcar/Flatcar#2047.

Signed-off-by: Adrian Vladu <avladu@cloudbasesolutions.com>

Author: ader1990

changelog/changes/2026-03-25-erofs-tools.md

@@ -0,0 +1 @@
+- Add EROFS tools for containerd ([Flatcar#2047](https://github.com/flatcar/Flatcar/issues/2047))

sdk_container/src/third_party/coreos-overlay/coreos-base/coreos/coreos-0.0.1.ebuild

@@ -192,6 +192,7 @@ RDEPEND="${RDEPEND}
 	sys-fs/cryptsetup
 	sys-fs/dosfstools
 	sys-fs/e2fsprogs
+	sys-fs/erofs-utils
 	sys-fs/lsscsi
 	sys-fs/lvm2
 	sys-fs/mdadm