refactor: logs to print SP/VM tags

Log functions were changing such that a log from
a VM will start with VM, and a log from an SP will
start with SP.

Signed-off-by: J-Alves <joao.alves@arm.com>
Change-Id: I7f616d521a27a938589b06dd1c266f42967e5868
diff --git a/test/hftest/hftest.py b/test/hftest/hftest.py
index 8deaee6..303c223 100755
--- a/test/hftest/hftest.py
+++ b/test/hftest/hftest.py
@@ -774,7 +774,7 @@
         lines_to_process = lines_to_process[hftest_start : hftest_end]
 
         for line in lines_to_process:
-            match = re.search(f"^VM \d+: ", line)
+            match = re.search(f"^(VM|SP) \d+: ", line)
             if match is not None:
                 line = line[match.end():]
             if line.startswith(HFTEST_LOG_PREFIX):