run tests with timeout parameter

timeout parameter is supported by the test role: https://pagure.io/standard-test-roles/blob/master/f/roles/standard-test-basic

tests/test_podman.yml

@@ -13,8 +13,10 @@
         - root-test:
             dir: ./
             run: ./test_podman.sh
+            timeout: 15m
         - rootless-test:
             # running the test with su doesn't create the directory for fedora user on /run/user/
             # so create it manually
             dir: ./
             run: mkdir /run/user/$(id -u fedora); su -c ${PWD}/test_podman.sh - fedora
+            timeout: 15m