update 'stack' helm chart version

Author: hspitzley-czi

.infra/prod/Chart.yaml

@@ -2,8 +2,7 @@ apiVersion: v2
 name: stack
 type: application
 version: 1.0.0
-
 dependencies:
   - name: stack
-    version: 2.7.0
+    version: 2.29.4
     repository: https://chanzuckerberg.github.io/argo-helm-charts