Update Android api level S to (released) revision 1

Contents of README.google:

Name: Android system library jar
URL: https://developer.android.com/studio/index.html
Version: API version S (revision 1)
Revision: NA
License: Apache License Version 2.0

Description:
This is the android.jar pulled using the android sdk manager.

Bug: 217479413
Change-Id: I57a18ffff1f12680e1ba76a780282858526daa95

third_party/android_jar/lib-v31.tar.gz.sha1

diff --git a/third_party/android_jar/lib-v31.tar.gz.sha1 b/third_party/android_jar/lib-v31.tar.gz.sha1
index 0af2989..dbc61eb 100644
--- a/third_party/android_jar/lib-v31.tar.gz.sha1
+++ b/third_party/android_jar/lib-v31.tar.gz.sha1
@@ -1 +1 @@
-3f0543d825941eee32abca750ce30e83ed451f30
\ No newline at end of file
+04e0e01c814737bfed7a95e0b7218094b6c79c1f
\ No newline at end of file