spm: update expect script to detect booting of first SP

Expect script required slight adjustment after latest change
in SP print outs.

Change-Id: I8e36507e054a8135976bbd1bfe6a7f182ac0f46c
Signed-off-by: Olivier Deprez <olivier.deprez@arm.com>
diff --git a/expect/spm-uart2.exp b/expect/spm-uart2.exp
index c349319..a7bb59a 100644
--- a/expect/spm-uart2.exp
+++ b/expect/spm-uart2.exp
@@ -7,7 +7,7 @@
 source [file join [file dirname [info script]] handle-arguments.inc]
 
 expect {
-	"Booting Cactus Secure Partition"  {
+	"Booting Primary Cactus Secure Partition"  {
 		puts "<<SP entry>>"
 	}
 	timeout {
@@ -16,7 +16,7 @@
 }
 
 expect {
-	"vCPU count: 8"  {
+	"FFA_VERSION returned 1.0"  {
 		puts "<<SP exit>>"
 	}
 	timeout {