Fix junit4 dependency path for external tests

Change-Id: I5583c203b86439468fcfdc6f124dea0f24dc975c

src/test/testbase/java/com/android/tools/r8/ToolHelper.java

diff --git a/src/test/testbase/java/com/android/tools/r8/ToolHelper.java b/src/test/testbase/java/com/android/tools/r8/ToolHelper.java
index 3fe3ede..19ff1cb 100644
--- a/src/test/testbase/java/com/android/tools/r8/ToolHelper.java
+++ b/src/test/testbase/java/com/android/tools/r8/ToolHelper.java
@@ -1331,7 +1331,7 @@
   }
 
   public static Path getJunitFromDeps() {
-    return Paths.get(DEPENDENCIES, "junit", "junit", "4.13-beta-2", "junit-4.13-beta-2.jar");
+    return Paths.get(DEPENDENCIES, "junit", "junit", "4.13.2", "junit-4.13.2.jar");
   }
 
   public static Path getHamcrestFromDeps() {