[stable/2023.1] Bump helm-toolkit to 0.2.78 (#2269)

This is an automated cherry-pick of #2264
/assign mnaser
diff --git a/charts/ovn/requirements.lock b/charts/ovn/requirements.lock
index 4f63a87..b94dead 100644
--- a/charts/ovn/requirements.lock
+++ b/charts/ovn/requirements.lock
@@ -1,6 +1,6 @@
 dependencies:
 - name: helm-toolkit
   repository: https://tarballs.openstack.org/openstack-helm-infra
-  version: 0.2.69
-digest: sha256:f971f98746c97193da5ff7a44d2401ae7d91201a49ed9f23d52359a1b6e9d0ef
+  version: 0.2.78
+digest: sha256:760c5997580ac8d30a64dfe92d6a54052b783ddf90cacbc5a4c95c1330988742
 generated: "0001-01-01T00:00:00Z"