mmc card: Initialize the packing info before running the test

We need to do all the packing related initialization when running
the test instead of in the test preparation to prevent a race condition
between FS requests and the test requests

CRs-Fixed: 430138
Change-Id: I0bc96d9faa823f3574623edd7948f141f0d40b79
Signed-off-by: Maya Erez <merez@codeaurora.org>
1 file changed