Upgrade Truth to 1.0

Change-Id: Ie877f6f397658aea2e65a76b0d6563f9a3841eb9

WORKSPACE

diff --git a/WORKSPACE b/WORKSPACE
index d77476f..2f2e766 100644
--- a/WORKSPACE
+++ b/WORKSPACE
@@ -117,8 +117,8 @@
 
 maven_jar(
     name = "truth",
-    artifact = "com.google.truth:truth:0.46",
-    sha1 = "5907b14d1af802644e7f4fb7230419b709e06c6b",
+    artifact = "com.google.truth:truth:1.0",
+    sha1 = "998e5fb3fa31df716574b4c9e8d374855e800451",
 )
 
 # Indirect dependency of truth