dm: Rename DM_FLAG_REMOVE_WITH_PD_ON

This flag has the word 'REMOVE' in it which means it conflicts with
the DM_REMOVE flags. Rename it to DM_FLAG_LEAVE_PD_ON which seems to
indicate its purpose well enough.

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/include/dm/device.h b/include/dm/device.h
index e665558..8f38cf16 100644
--- a/include/dm/device.h
+++ b/include/dm/device.h
@@ -71,7 +71,7 @@
  * Device is removed without switching off its power domain. This might
  * be required, i. e. for serial console (debug) output when booting OS.
  */
-#define DM_FLAG_REMOVE_WITH_PD_ON	(1 << 13)
+#define DM_FLAG_LEAVE_PD_ON		(1 << 13)
 
 /*
  * One or multiple of these flags are passed to device_remove() so that