Version 3.3.20-dev+aosp4

Bug: b/233048876
Bug: b/231662249
Bug: b/231901712
Change-Id: I258106d2fdc3527939a67236bc7c9242339ed943
diff --git a/src/main/java/com/android/tools/r8/Version.java b/src/main/java/com/android/tools/r8/Version.java
index cc9ae10..dce9d30 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 = "3.3.20-dev+aosp3";
+  public static final String LABEL = "3.3.20-dev+aosp4";
 
   private Version() {
   }