Update patch version for release - new version is 1.6.32-dev

Change-Id: I3425f25b6efe300f8427928347274845f8bc3be4
diff --git a/src/main/java/com/android/tools/r8/Version.java b/src/main/java/com/android/tools/r8/Version.java
index a95e34a..daebaf1 100644
--- a/src/main/java/com/android/tools/r8/Version.java
+++ b/src/main/java/com/android/tools/r8/Version.java
@@ -11,7 +11,7 @@
 
   // 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 = "1.6.31-dev";
+  public static final String LABEL = "1.6.32-dev";
 
   private Version() {
   }