chore(docs/manifest): enable OG_PASSTHROUGH

Signed-off-by: Xe Iaso <me@xeiaso.net>

docs/manifest/deployment.yaml

@@ -38,6 +38,8 @@ spec:
               value: "4"
             - name: "METRICS_BIND"
               value: ":9090"
+            - name: "OG_PASSTHROUGH"
+              value: "true"
             - name: "POLICY_FNAME"
               value: "/xe/cfg/anubis/botPolicies.yaml"
             - name: "SERVE_ROBOTS_TXT"