Fix a bug in expect script tracking UART2 of Secure Partition

With this fix, the expect script doesnt exit soon after seeing
the script "FFA_VERSION returned 1.0" that occurs early in the
bootup of first Secure Partition(SP0).

Signed-off-by: Madhukar Pappireddy <madhukar.pappireddy@arm.com>
Change-Id: I4453a1b3360011039eb179f1116267b4e17901b6
1 file changed