CryptoPkg: Fix integer overflow

CryptoPkg: Fix integer overflow

SECSPERDAY is 86400 which exceeds the limit of a UINT16 which is 65536.
Therefore DayRemainder cannot use UINT16. This patch makes it UINT32.

Cc: Ard Biesheuvel <ardb+tianocore@kernel.org>
Cc: Jordan Justen <jordan.l.justen@intel.com>
Cc: Laszlo Ersek <lersek@redhat.com>
Cc: Anthony Perard <anthony.perard@citrix.com>
Cc: Julien Grall <julien@xen.org>
Signed-off-by: Yuan Yu <yuanyu@google.com>
Reviewed-by: Ard Biesheuvel <ardb+tianocore@kernel.org>
Reviewed-by: Jiewen Yao <jiewen.yao@intel.com>