treewide: Remove self from MAINTAINER entries

Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>

target/linux/ar7/Makefile

@@ -10,7 +10,6 @@ ARCH:=mipsel
 BOARD:=ar7
 BOARDNAME:=TI AR7
 FEATURES:=squashfs atm low_mem
-MAINTAINER:=Florian Fainelli <florian@openwrt.org>
 SUBTARGETS:=generic ac49x
 
 KERNEL_PATCHVER:=4.9

target/linux/armvirt/Makefile

@@ -10,8 +10,7 @@ BOARD:=armvirt
 BOARDNAME:=QEMU ARM Virtual Machine
 FEATURES:=fpu pci rtc usb
 FEATURES+=cpiogz ext4 ramdisk squashfs targz
-MAINTAINER:=Florian Fainelli <f.fainelli@gmail.com>, \
-	Yousong Zhou <yszhou4tech@gmail.com>
+MAINTAINER:=Yousong Zhou <yszhou4tech@gmail.com>
 
 KERNEL_PATCHVER:=4.19
 

target/linux/malta/Makefile

@@ -11,7 +11,6 @@ BOARDNAME:=MIPS Malta CoreLV board (qemu)
 CPU_TYPE:=24kc
 SUBTARGETS:=le be le64 be64
 INITRAMFS_EXTRA_FILES:=
-MAINTAINER:=Florian Fainelli <florian@openwrt.org>
 FEATURES:=cpiogz ext4 ramdisk squashfs targz
 
 KERNEL_PATCHVER:=4.19

target/linux/uml/Makefile

@@ -20,7 +20,6 @@ ARCH:=$(shell uname -m | sed \
 BOARD:=uml
 BOARDNAME:=User Mode Linux
 FEATURES:=squashfs ext4 audio source-only
-MAINTAINER:=Florian Fainelli <florian@openwrt.org>
 
 KERNEL_PATCHVER:=4.14