Add board name for emulator

VTS checks for ro.product.board before running. Emulator does not have
that value and causes an exception.

So let's add it to the emulator and call it goldfish_$(TARGET_ARCH).

BUG: 73741117
Test: vts-tradefed run vts, should run the tests
Change-Id: I6b00f2923bc9609d4d05c45d47ceddd2bd7be091

target/board/generic/BoardConfig.mk

@@ -25,6 +25,7 @@ TARGET_CPU_ABI := armeabi-v7a
 TARGET_CPU_ABI2 := armeabi
 HAVE_HTC_AUDIO_DRIVER := true
 BOARD_USES_GENERIC_AUDIO := true
+TARGET_BOOTLOADER_BOARD_NAME := goldfish_$(TARGET_ARCH)
 
 # no hardware camera
 USE_CAMERA_STUB := true

target/board/generic_arm64/BoardConfig.mk

@@ -20,6 +20,7 @@ TARGET_ARCH := arm64
 TARGET_ARCH_VARIANT := armv8-a
 TARGET_CPU_VARIANT := generic
 TARGET_CPU_ABI := arm64-v8a
+TARGET_BOOTLOADER_BOARD_NAME := goldfish_$(TARGET_ARCH)
 
 TARGET_2ND_ARCH := arm
 TARGET_2ND_CPU_ABI := armeabi-v7a

target/board/generic_x86/BoardConfig.mk

@@ -10,6 +10,7 @@ TARGET_CPU_ABI := x86
 TARGET_ARCH := x86
 TARGET_ARCH_VARIANT := x86
 TARGET_PRELINK_MODULE := false
+TARGET_BOOTLOADER_BOARD_NAME := goldfish_$(TARGET_ARCH)
 
 #emulator now uses 64bit kernel to run 32bit x86 image
 #

target/board/generic_x86_64/BoardConfig.mk

@@ -10,6 +10,7 @@ TARGET_CPU_ABI := x86_64
 TARGET_ARCH := x86_64
 TARGET_ARCH_VARIANT := x86_64
 TARGET_PRELINK_MODULE := false
+TARGET_BOOTLOADER_BOARD_NAME := goldfish_$(TARGET_ARCH)
 
 TARGET_2ND_CPU_ABI := x86
 TARGET_2ND_ARCH := x86