feat(ops-ui): add column filters to operations tables across admin views

ts_web/elements/ops-view-vpn.ts

@@ -305,6 +305,7 @@ export class OpsViewVpn extends DeesElement {
         .heading1=${'VPN Clients'}
         .heading2=${'Manage WireGuard and SmartVPN client registrations'}
         .data=${clients}
+        .showColumnFilters=${true}
         .displayFunction=${(client: interfaces.data.IVpnClient) => {
           const conn = this.getConnectedInfo(client);
           let statusHtml;