tests: Print out list of failed tests

Currently we need to grep, list or just search for failed tests when
running 'make check' which is annoying. This commit simply prints out
the list of failed test names at the end of the output.

Signed-off-by: Lukas Czerner <lczerner@redhat.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
1 file changed