dynamite,nextcloud: Cleanup merge mess for real now

packages/dynamite/lib/src/openapi_builder.dart

@@ -925,7 +925,7 @@ class OpenAPIBuilder implements Builder {
                         response.headers.forEach((final name, final values) {
                           responseHeaders[name] = values.last;
                         });
-                        return Response(
+                        return _Response(
                           response.statusCode,
                           responseHeaders,
                           await response.bodyBytes,

packages/nextcloud/lib/src/nextcloud.openapi.dart

@@ -144,7 +144,7 @@ class Client {
     response.headers.forEach((final name, final values) {
       responseHeaders[name] = values.last;
     });
-    return Response(
+    return _Response(
       response.statusCode,
       responseHeaders,
       await response.bodyBytes,