tests: Replace 'suite' with 'tenv'

Change-Id: I777ec59ffd83b861ddc09e85e52d7a8896264b8c
diff --git a/selftest/suite_test/test_suite/test_fail.py b/selftest/suite_test/test_suite/test_fail.py
index ffb7218..83c9b44 100755
--- a/selftest/suite_test/test_suite/test_fail.py
+++ b/selftest/suite_test/test_suite/test_fail.py
@@ -1,6 +1,6 @@
 #!/usr/bin/env python3
 from osmo_gsm_tester.testenv import *
 
-print('I am %r / %r' % (suite.suite().name(), test.name()))
+print('I am %r / %r' % (tenv.suite().name(), test.name()))
 
 test.set_fail('EpicFail', 'This failure is expected')