message: validation: Mark g_chainman DEPRECATED
diff: @@ -847,6 +847,7 @@ public:
  void Reset();
  };
  +/** DEPRECATED! Please use node.chainman instead. May only be used in validation.cpp internally */
  extern ChainstateManager g_chainman GUARDED_BY(::cs_main);
  /** @returns the most-work valid chainstate. */
  