Update to newer git snapshot
Use the commit requested in 2063876
commit 64113751c3729a2deaffbb1e1b6fd36e2c8bac6b
Author: Michael Brown <mcb30@ipxe.org>
Date: Thu Feb 10 12:47:25 2022 +0000
[efi] Enable IMAGE_GZIP by default for AArch64
Signed-off-by: Cole Robinson <crobinso@redhat.com>