tests/functional: Convert the 64-bit little endian Wheezy mips test

Reuse the test function from the 32-bit big endian test to easily
convert the 64-bit little endian Wheezy mips test.

Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Message-ID: <20250414113031.151105-9-thuth@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
3 files changed