tools: make sure we check for ratbagd_process returncode

It was accidentally put as a dead code in 6cfca9e34b.

Signed-off-by: Benjamin Tissoires <benjamin.tissoires@gmail.com>

tools/ratbagctl.in

@@ -1444,10 +1444,9 @@ def open_ratbagd(ratbagd_process=None):
     except RatbagdDBusUnavailable:
         print("Unable to connect to ratbagd over dbus")
         return None
-    else:
-        if not r.devices:
-            print("No devices available.")
-        return r
+
+    if not r.devices:
+        print("No devices available.")
 
     if ratbagd_process is not None:
         # if some old version of ratbagd is still running, ratbagd_process may
@@ -1457,6 +1456,8 @@ def open_ratbagd(ratbagd_process=None):
         ratbagd_process.poll()
         assert ratbagd_process.returncode is None
 
+    return r
+
 
 def main(argv):
     if not argv: