Version 8.6.22

Fix wrong version from 8.6.21 commit

Change-Id: Ie144e579e8aa42673a2d749c8a4800b365825b19

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 e1c0dae..f7ce311 100644
--- a/src/main/java/com/android/tools/r8/Version.java
+++ b/src/main/java/com/android/tools/r8/Version.java
@@ -13,7 +13,7 @@
 
   // 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 = "$VERSION";
+  public static final String LABEL = "8.6.22";
 
   private Version() {
   }