Fixing issue of failing test case in case of consecutive device delete

Change-Id: I3b43002587929b6c8840314b58e8e02b4b259efd
diff --git a/VERSION b/VERSION
index 6886b8a..dc3c5b9 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-2.7.0-dev
+2.7.1-dev