Make Firecracker on Amazon Linux 2 hosts

Signed-off-by: Kazuyoshi Kato <[email protected]>

Author: kzys

.buildkite/setup_al2.sh

@@ -17,7 +17,7 @@ export FIRECRACKER_CONTAINERD_RUNTIME_DIR=$dir
 make
 sudo -E INSTALLROOT=$INSTALLROOT PATH=$PATH make install
 cp /var/lib/fc-ci/vmlinux.bin $dir/default-vmlinux.bin
-make image
+make image firecracker
 sudo -E PATH=$PATH make install-default-rootfs
 
 cat << EOF > $dir/config.toml