Add host art from a master build

Bug: b/242548283
Change-Id: I190563fdfc78b964f8281d51b5e9dcb9f0fc98b5
diff --git a/build.gradle b/build.gradle
index f63df38..ce306b1 100644
--- a/build.gradle
+++ b/build.gradle
@@ -411,6 +411,7 @@
                 "linux/art-10.0.0",
                 "linux/host/art-12.0.0-beta4",
                 "linux/host/art-13-dev",
+                "linux/host/art-master",
                 "linux/dalvik",
                 "linux/dalvik-4.0.4",
                 "${osString}/dx",