ANDROID: Add sound/usb/card.h to aarch64 allowlist

Export the header in all_headers_allowlist_aarch64, for aoc alsa drivers
to use.

Bug: 343869732
Change-Id: I1d3fbfd8dbc8f0043e32fff5cb1442328995e996
Signed-off-by: Yuan-Jen Cheng <cyuanjen@google.com>