Scaffold vendor parser packages for cisco/huawei/h3c/juniper/nokia/ericsson.

Co-authored-by: Cursor <cursoragent@cursor.com>

netx_api/biz_state/parsers/huawei/nd6_cache.py

@@ -0,0 +1,17 @@
+"""Huawei: display ipv6 neighbors — TODO implement."""
+
+from __future__ import annotations
+
+from typing import Any
+
+
+def normalize_nd6_cache(
+    *,
+    raw_text: str,
+    vendor: str = "",
+    device_type: str = "",
+    command: str = "",
+    params: dict[str, str] | None = None,
+) -> list[dict[str, Any]]:
+    _ = (raw_text, vendor, device_type, command, params)
+    raise NotImplementedError("huawei nd6_cache parser not implemented yet")