core: handle the 'usb'->'usbmisc' subsystem rename in the kernel

We'll try to cope with getting devices being reported in either 'usb' or
'usbmisc', trying to avoid the need of checking kernel version during runtime.

src/mm-plugin.c

@@ -188,6 +188,10 @@ apply_pre_probing_filters (MMPlugin *self,
         for (i = 0; self->priv->subsystems[i]; i++) {
             if (g_str_equal (subsys, self->priv->subsystems[i]))
                 break;
+            /* New kernels may report as 'usbmisc' the subsystem */
+            else if (g_str_equal (self->priv->subsystems[i], "usb") &&
+                     g_str_equal (subsys, "usbmisc"))
+                break;
         }
 
         /* If we didn't match any subsystem: unsupported */