Resolve "Update Vault NetworkPolicies"

Package Merge Request

Package Changes

Update/Add Network Policies for Vault to limit ingress/egress .

Package MR

https://repo1.dso.mil/platform-one/big-bang/apps/sandbox/vault/-/merge_requests/17

https://repo1.dso.mil/platform-one/big-bang/apps/sandbox/vault/-/merge_requests/19

https://repo1.dso.mil/platform-one/big-bang/apps/sandbox/vault/-/merge_requests/20

https://repo1.dso.mil/platform-one/big-bang/apps/sandbox/vault/-/merge_requests/23

For Issue

Closes #944 (closed)