feat(router): add support for filtering PaymentMethodTypes at a session (#883)

Co-authored-by: Kashif <mohammed.kashif@juspay.in>

crates/router/src/core/payments.rs

@@ -323,6 +323,7 @@ impl PaymentRedirectFlow for PaymentRedirectCompleteAuthorize {
                 order_details: None,
                 data: masking::Secret::new("{}".into()),
                 payload: Some(req.json_payload.unwrap_or(serde_json::json!({})).into()),
+                allowed_payment_method_types: None,
             }),
             ..Default::default()
         };