v5.0.57: regenerate all from TEST API (NOT PROD)

- 43 YAML, 94 Go, 332 docs from deck-api-test.ngcloud.ru
- STANDS.md, TESTING.md, API_TOKENS.md added
- Never mix PROD/TEST again

universal_rebuild/docs-gen/nifi_ops.md

@@ -0,0 +1,13 @@
+# Resource nubes_nifi
+
+Service ID: `117`
+
+Service Name: Nifi
+
+[Manual](nifi.md) | [Create params](nifi_params_create.md) | [Modify params](nifi_params_modify.md) | [Output params](nifi_outputs.md) | [Operations](nifi_ops.md) | [Example](nifi_example.md)
+
+## Operations
+
+- `create` — Создание кластера. Параметры: [Create params](nifi_params_create.md)
+- `delete`
+- `modify` — Изменение кластера. Параметры: [Modify params](nifi_params_modify.md)