Fix defconfig target for buildroot

Target doesn't have any dashes in kvm-unit-tests, i.e.,
qemu_aarch64_virt_kvmunittests_defconfig.

Signed-off-by: Fuad Tabba <tabba@google.com>
Change-Id: I25a14985b60344fdfd06c1610243abdf6906ea5b
1 file changed
tree: b27274ca5be84d68b493a004c03e4b60db8bd5e7
  1. Makefile
  2. aarch64/
  3. common.inc
  4. kvm-unit-tests/