MAINTAINERS: fix Marek's identity again

Fix my name to use diacritics, since MAINTAINERS supports it.

Fix my e-mail address in MAINTAINERS' marvell10g PHY driver description,
I accidentally put my other e-mail address here.

Link: https://lkml.kernel.org/r/[email protected]
Signed-off-by: Marek Behún <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>

Author: elkablo

MAINTAINERS

@@ -1816,7 +1816,7 @@ F:	drivers/pinctrl/pinctrl-gemini.c
 F:	drivers/rtc/rtc-ftrtc010.c
 
 ARM/CZ.NIC TURRIS SUPPORT
-M:	Marek Behun <[email protected]>
+M:	Marek Behún <[email protected]>
 S:	Maintained
 W:	https://www.turris.cz/
 F:	Documentation/ABI/testing/debugfs-moxtet
@@ -10946,7 +10946,7 @@ F:	include/linux/mv643xx.h
 
 MARVELL MV88X3310 PHY DRIVER
 M:	Russell King <[email protected]>
-M:	Marek Behun <[email protected]>
+M:	Marek Behún <[email protected]>
 L:	[email protected]
 S:	Maintained
 F:	drivers/net/phy/marvell10g.c