Use NEON for CTS/SDK/VTS builds too (64-bit edition).

It's 2019 and the CDD has required NEON for many years now.

I've left unbundled apps alone for now.

I think the recent fix here for https://issuetracker.google.com/116070933
was incorrect. (I've commented on the bug.)

Test: treehugger
Change-Id: Ia02305cfdff9fd18a85359bc44d8eb9cab1413bd
diff --git a/target/board/generic_arm64/BoardConfig.mk b/target/board/generic_arm64/BoardConfig.mk
index 1b6429c..3331d18 100644
--- a/target/board/generic_arm64/BoardConfig.mk
+++ b/target/board/generic_arm64/BoardConfig.mk
@@ -23,7 +23,7 @@
 TARGET_2ND_CPU_ABI := armeabi-v7a
 TARGET_2ND_CPU_ABI2 := armeabi
 
-ifneq ($(TARGET_BUILD_APPS)$(filter cts vts sdk,$(MAKECMDGOALS)),)
+ifneq ($(TARGET_BUILD_APPS)$(filter cts sdk vts,$(MAKECMDGOALS)),)
 # DO NOT USE
 # DO NOT USE
 #
@@ -41,7 +41,11 @@
 #
 # DO NOT USE
 # DO NOT USE
+ifneq ($(filter cts sdk vts,$(MAKECMDGOALS)),)
+TARGET_2ND_ARCH_VARIANT := armv7-a-neon
+else
 TARGET_2ND_ARCH_VARIANT := armv7-a
+endif
 # DO NOT USE
 # DO NOT USE
 TARGET_2ND_CPU_VARIANT := generic