mips: mtmips: make use of sysreset-resetctrl for mt7628 soc

This patch replaces sysreset-syscon with sysreset-resetctrl for mt7628 soc.

Reviewed-by: Stefan Roese <sr@denx.de>
Reviewed-by: Daniel Schwierzeck <daniel.schwierzeck@gmail.com>
diff --git a/arch/mips/mach-mtmips/Kconfig b/arch/mips/mach-mtmips/Kconfig
index 8e10719..8cb76c4 100644
--- a/arch/mips/mach-mtmips/Kconfig
+++ b/arch/mips/mach-mtmips/Kconfig
@@ -27,6 +27,7 @@
 	select MIPS_L1_CACHE_SHIFT_5
 	select PINCTRL_MT7628
 	select MTK_SERIAL
+	select SYSRESET_RESETCTL
 	help
 	  This supports MediaTek MT7628/MT7688.