arm-bsp/corstone1000-*-image: mark these as corstone1000-specific

We don't want world builds failing as they try to build these for machines
other than Corstone 1000.

Signed-off-by: Ross Burton <ross.burton@arm.com>
Signed-off-by: Jon Mason <jon.mason@arm.com>

meta-arm-bsp/recipes-bsp/images/corstone1000-image.bb

@@ -3,6 +3,8 @@ DESCRIPTION = "This is the main image which is the container of all the binaries
                generated for the Corstone1000 platform."
 LICENSE = "MIT"
 
+COMPATIBLE_MACHINE = "corstone1000"
+
 inherit image
 inherit wic_nopt
 

meta-arm-bsp/recipes-bsp/images/corstone1000-initramfs-image.bb

@@ -3,6 +3,8 @@ DESCRIPTION = "This is the main Linux image which includes an initramfs kernel/r
 
 LICENSE = "MIT"
 
+COMPATIBLE_MACHINE = "corstone1000"
+
 IMAGE_FSTYPES = "${INITRAMFS_FSTYPES}"
 
 inherit core-image