Version 2.1.88

Bug: 177337814
Change-Id: I73fda63882f9f29379843e30497a335b1294e737

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 8d43907..4119200 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 = "2.1.87";
+  public static final String LABEL = "2.1.88";
 
   private Version() {
   }