Use print(end='') to silence double newline

Signed-off-by: Bence Szépkúti <bence.szepkuti@arm.com>
diff --git a/tests/scripts/test_psa_compliance.py b/tests/scripts/test_psa_compliance.py
index aa0a480..ca93879 100755
--- a/tests/scripts/test_psa_compliance.py
+++ b/tests/scripts/test_psa_compliance.py
@@ -58,7 +58,7 @@
     expected_failures = []
     unexpected_failures = []
     for line in proc.stdout:
-        print(line[:-1])
+        print(line, end='')
         match = test_re.match(line)
         if match is not None:
             if match.group(1) is not None: