The dependency can't be satisfied when building using the SDK, breaking
package builds. As the staging and bin dirs are distributed with the SDK
archive, ignoring the dependency is fine when SDK is set.
Fixes: fbb924abff8a ("build: add $(STAGING_DIR) and $(BIN_DIR) ...") Signed-off-by: Matthias Schiffer <mschiffer@universe-factory.net>
(cherry picked from commit 2b46cbef8179b4a131bd008c520339441bc87c97)