UPSTREAM: tests: Skip busctl tests when not available

Signed-off-by: Brian Norris <briannorris@chromium.org>
(cherry picked from commit 4dbba548ae5b3a5ebf6ca7400666a2180c691d13)

BUG=none
TEST=hwsim dbus tests

Change-Id: I678e173be09206eb2c654aa40668bcd0d602d344
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/third_party/hostap/+/2601286
Reviewed-by: Sean Paul <seanpaul@chromium.org>
Reviewed-by: Kevin Lund <kglund@google.com>
Tested-by: Brian Norris <briannorris@chromium.org>
Commit-Queue: Brian Norris <briannorris@chromium.org>
1 file changed