ueventd: fixup /sys permissions on change uevents

Change uevents may be triggered after new files are created on a device
in /sys, run the sys permissions fixup when they occur.

Change-Id: Iec2725c9f8a032e5124190444edaf189a766b0b2
diff --git a/init/devices.c b/init/devices.c
index 125f981..e081f90 100644
--- a/init/devices.c
+++ b/init/devices.c
@@ -660,7 +660,7 @@
 
 static void handle_device_event(struct uevent *uevent)
 {
-    if (!strcmp(uevent->action,"add"))
+    if (!strcmp(uevent->action,"add") || !strcmp(uevent->action, "change"))
         fixup_sys_perms(uevent->path);
 
     if (!strncmp(uevent->subsystem, "block", 5)) {