Update android version in Docker.
Change: 148823878
diff --git a/WORKSPACE b/WORKSPACE
index c8aca38..162b9b4 100644
--- a/WORKSPACE
+++ b/WORKSPACE
@@ -25,7 +25,7 @@
 #android_sdk_repository(
 #    name = "androidsdk",
 #    api_level = 23,
-#    build_tools_version = "23.0.1",
+#    build_tools_version = "25.0.1",
 #    # Replace with path to Android SDK on your system
 #    path = "<PATH_TO_SDK>",
 #)