Install BoringSSL self test binaries to vendor image.

Required in order to run test self test for the vendor copy of
libcrypto.so which may differ from the one in /system and so will use
differently name flag files in order to avoid running the BoringSSL
Known Answer Tests on every process startup, impacting system health.

Bug: 141150335
Test: TH
Change-Id: I1db922379a59fa66fc65b6d92d370f33a2c65799
Merged-In: I1db922379a59fa66fc65b6d92d370f33a2c65799
(cherry picked from commit e3ab8eab257f170d52368cc796e7b4e54b60d695)
diff --git a/target/product/base_vendor.mk b/target/product/base_vendor.mk
index 0b9b9db..9d79e0f 100644
--- a/target/product/base_vendor.mk
+++ b/target/product/base_vendor.mk
@@ -43,6 +43,7 @@
     android.hardware.cas@1.1-service \
     android.hardware.configstore@1.1-service \
     android.hardware.media.omx@1.0-service \
+    boringssl_self_test_vendor \
     dumpsys_vendor \
     fs_config_files_nonsystem \
     fs_config_dirs_nonsystem \