VOL-2009[RO Core doesn't retry KV store connection on startup]

Change-Id: I01ed30d41d968f1bf9e052014eae420973d85266
diff --git a/.gitignore b/.gitignore
index 8ae7909..5a1a698 100644
--- a/.gitignore
+++ b/.gitignore
@@ -56,3 +56,6 @@
 # test output
 tests/results
 sca-report
+
+# etcd mocks
+ro_core/core/voltha.lib.mocks.etcd