Update Truth for Bazel to 0.27.

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MOS_MIGRATED_REVID=96566439
diff --git a/third_party/README.md b/third_party/README.md
index 6db4ab3..bc6115b 100644
--- a/third_party/README.md
+++ b/third_party/README.md
@@ -211,8 +211,8 @@
 * License: Eclipse Public License Version 1.0
 
 
-[truth](http://truth0.github.io/)
+[truth](http://google.github.io/truth/)
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-* Version: 0.24
+* Version: 0.27
 * License: Apache License 2.0