Version 2.1.99

Bug: 185735455
Change-Id: I2183e3887a11dcd901a785f7739866c3059dfc6b

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 35e02f7..707dce4 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 = "2.1.98";
+  public static final String LABEL = "2.1.99";
 
   private Version() {
   }