Get rid of stray digit in comment.

R=ricow@google.com

Change-Id: I7a43f546f40d77159790b49d856120594c09a270
diff --git a/src/main/java/com/android/tools/r8/utils/InternalOptions.java b/src/main/java/com/android/tools/r8/utils/InternalOptions.java
index f34e059..4e66abf 100644
--- a/src/main/java/com/android/tools/r8/utils/InternalOptions.java
+++ b/src/main/java/com/android/tools/r8/utils/InternalOptions.java
@@ -825,7 +825,7 @@
   //
   // We used to insert a empty loop at the end, however, mediatek has an optimizer
   // on lollipop devices that cannot deal with an unreachable infinite loop, so we
-  // couldn't do that. See b/119895393.2
+  // couldn't do that. See b/119895393.
   public boolean canHaveTracingPastInstructionsStreamBug() {
     return minApiLevel < AndroidApiLevel.L.getLevel();
   }