fail on any run_some test failure

Signed-off-by: Serge Hallyn <serge@hallyn.com>

.github/workflows/runner.yml

@@ -47,6 +47,7 @@ jobs:
     - name: run tests in shell with tty
       shell: 'script -q -e -c "bash {0}"'
       run: |
+        set -e
         cd tests
         sudo ./run_some
         cat testsuite.log