Travis-CI: Download ARM64 version of GRUB as well

For preparation of adding AArch64 test.py jobs.

Signed-off-by: Tuomas Tynkkynen <tuomas.tynkkynen@iki.fi>
Reviewed-by: Tom Rini <trini@konsulko.com>

.travis.yml

@@ -46,6 +46,8 @@ install:
  - grub-mkimage -o ~/grub_x86.efi -O i386-efi normal  echo lsefimmap lsefi lsefisystab efinet tftp minicmd
  - mkdir ~/grub2-arm
  - ( cd ~/grub2-arm; wget -O - http://download.opensuse.org/ports/armv7hl/distribution/leap/42.2/repo/oss/suse/armv7hl/grub2-arm-efi-2.02~beta2-87.1.armv7hl.rpm | rpm2cpio | cpio -di )
+ - mkdir ~/grub2-arm64
+ - ( cd ~/grub2-arm64; wget -O - http://download.opensuse.org/ports/aarch64/distribution/leap/42.2/repo/oss/suse/aarch64/grub2-arm64-efi-2.02~beta2-87.1.aarch64.rpm | rpm2cpio | cpio -di )
 
 env:
   global:
@@ -114,6 +116,7 @@ script:
  - export UBOOT_TRAVIS_BUILD_DIR=`cd .. && pwd`/.bm-work/${TEST_PY_BD};
    cp ~/grub_x86.efi $UBOOT_TRAVIS_BUILD_DIR/;
    cp ~/grub2-arm/usr/lib/grub2/arm-efi/grub.efi $UBOOT_TRAVIS_BUILD_DIR/grub_arm.efi;
+   cp ~/grub2-arm64/usr/lib/grub2/arm64-efi/grub.efi $UBOOT_TRAVIS_BUILD_DIR/grub_arm64.efi;
    if [[ "${TEST_PY_BD}" != "" ]]; then
      ./test/py/test.py --bd ${TEST_PY_BD} ${TEST_PY_ID}
        -k "${TEST_PY_TEST_SPEC:-not a_test_which_does_not_exist}"