test_suite_pem: solve driver test disparities

Signed-off-by: Valerio Setti <valerio.setti@nordicsemi.no>

tests/scripts/analyze_outcomes.py

@@ -571,8 +571,7 @@ KNOWN_TASKS = {
                 'test_suite_pem': [
                     # Following tests require AES_C, but this is diabled in the
                     # accelerated component.
-                    'PEM read (AES-128-CBC + invalid iv)',
-                    'PEM read (malformed PEM AES-128-CBC)',
+                    re.compile('PEM read .*AES.*'),
                     'PEM read (unknown encryption algorithm)',
                 ],
                 'test_suite_error': [