Version 3.1.23

Bug: 196179629
Change-Id: I55b0920a0b3dd8300e1327c5efabedb11216147c

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 d0d0adb..35cb85b 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 = "3.1.22";
+  public static final String LABEL = "3.1.23";
 
   private Version() {
   }