Version 2.1.93

Update the 2.1 branch to test with version 1.1.5 of the desugared
library.

Change-Id: I41d15565ad7df041ea236093969fbaccd6f264c4

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 fab51d4..f753275 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 = "2.1.92";
+  public static final String LABEL = "2.1.93";
 
   private Version() {
   }