TBR: java: Make all versions 'v23-0.1'.

Change-Id: Ibd8bb54eea0bd059cac298dc8105b9ba92d32643
MultiPart: 7/27
diff --git a/VERSION b/VERSION
index 603150b..6d6ff85 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-jiri-0.1
+v23-0.1