Version 8.3.9-dev

Change-Id: I93f59f4de327c7f0e9a6e93f2e87e09d5d6abc42

src/main/java/com/android/tools/r8/Version.java

diff --git a/src/main/java/com/android/tools/r8/Version.java b/src/main/java/com/android/tools/r8/Version.java
index 03ed881..097603c 100644
--- a/src/main/java/com/android/tools/r8/Version.java
+++ b/src/main/java/com/android/tools/r8/Version.java
@@ -13,7 +13,7 @@
 
   // This field is accessed from release scripts using simple pattern matching.
   // Therefore, changing this field could break our release scripts.
-  public static final String LABEL = "8.3.8-dev";
+  public static final String LABEL = "8.3.9-dev";
 
   private Version() {
   }