ARM: mstar: Add mstar prefix to all of the dtsi/dts files

Based on Arnd's comment[0] all of the MStar dtsi/dts files should
have had a prefix.

This moves the files, fixes the Makefile that generates dtbs and
fixes up the MAINTAINERS entry.

Fixing up some includes in the files themselves is left for a later
commit as rolling it into this commit resulted in a confusing diff.

0 - https://lore.kernel.org/linux-arm-kernel/CAK8P3a0maQhfaerwG4KgFZOrUPwueKOp2+MOeG9C=+8ZNzc2Kg@mail.gmail.com/

Link: https://lore.kernel.org/r/20201002133418.2250277-5-daniel@0x0f.com
Signed-off-by: Daniel Palmer <daniel@0x0f.com>
Signed-off-by: Olof Johansson <olof@lixom.net>

MAINTAINERS

@@ -2152,9 +2152,7 @@ L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 S:	Maintained
 W:	http://linux-chenxing.org/
 F:	Documentation/devicetree/bindings/arm/mstar/*
-F:	arch/arm/boot/dts/infinity*.dtsi
-F:	arch/arm/boot/dts/mercury*.dtsi
-F:	arch/arm/boot/dts/mstar-v7.dtsi
+F:	arch/arm/boot/dts/mstar-*
 F:	arch/arm/mach-mstar/
 
 ARM/NEC MOBILEPRO 900/c MACHINE SUPPORT

arch/arm/boot/dts/Makefile

@@ -1371,9 +1371,9 @@ dtb-$(CONFIG_ARCH_MEDIATEK) += \
 	mt8135-evbp1.dtb
 dtb-$(CONFIG_ARCH_MILBEAUT) += milbeaut-m10v-evb.dtb
 dtb-$(CONFIG_ARCH_MSTARV7) += \
-	infinity-msc313-breadbee_crust.dtb \
-	infinity3-msc313e-breadbee.dtb \
-	mercury5-ssc8336n-midrived08.dtb
+	mstar-infinity-msc313-breadbee_crust.dtb \
+	mstar-infinity3-msc313e-breadbee.dtb \
+	mstar-mercury5-ssc8336n-midrived08.dtb
 dtb-$(CONFIG_ARCH_ZX) += zx296702-ad1.dtb
 dtb-$(CONFIG_ARCH_ASPEED) += \
 	aspeed-ast2500-evb.dtb \