Ignore .tgz and .lock files from the helm build

Issue-ID: OOM-785

Change-Id: I248f3c9c83dbb701177754dfe7f275d1c6655a71
Signed-off-by: Mandeep Khinda <mandeep.khinda@amdocs.com>
diff --git a/.gitignore b/.gitignore
index 028a8ee..4dcd874 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,5 @@
 kubernetes/config/onap-parameters.yaml
 .idea/*
+kubernetes/dist/*
+requirements.lock
+**/charts/*.tgz