Remove stray characters that crept in

Change-Id: I04ad7f40056fe4d13f9b5781c490122fe8ac57a3
diff --git a/jjb/voltha-e2e/voltha-2.12.yaml b/jjb/voltha-e2e/voltha-2.12.yaml
index 6b0c7d2..b9cbb79 100644
--- a/jjb/voltha-e2e/voltha-2.12.yaml
+++ b/jjb/voltha-e2e/voltha-2.12.yaml
@@ -1,4 +1,4 @@
-das---
+---
 # voltha 2.x tests
 # [NOTE]
 #   o md5sum(master) can be used to locate branch/release variants of a job.