MAINTAINERS: Update gianfar_ptp after renaming

Commit ec21e2ec3676 ("freescale: Move the Freescale drivers") moved the
files, update the pattern.

Signed-off-by: Joe Perches <[email protected]>
Acked-by: Richard Cochran <[email protected]>
Acked-by: Jeff Kirsher <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
diff --git a/MAINTAINERS b/MAINTAINERS
index baa1709..986b29a 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -5556,7 +5556,7 @@
 W:	http://linuxptp.sourceforge.net/
 F:	Documentation/ABI/testing/sysfs-ptp
 F:	Documentation/ptp/*
-F:	drivers/net/gianfar_ptp.c
+F:	drivers/net/ethernet/freescale/gianfar_ptp.c
 F:	drivers/net/phy/dp83640*
 F:	drivers/ptp/*
 F:	include/linux/ptp_cl*