chore: update author name and copyright headers

Updated the author name and copyright statements across the
gns3_copilot module. The name has been standardized from
"Guobin Yue" to "Yue Guobin (岳国宾)" to reflect the correct
author attribution including Chinese characters.

gns3server/agent/gns3_copilot/tools_v2/__init__.py

@@ -17,8 +17,8 @@
 # You should have received a copy of the GNU General Public License
 # along with GNS3-Copilot. If not, see <https://www.gnu.org/licenses/>.
 #
-# Copyright (C) 2025 Guobin Yue
-# Author: Guobin Yue
+# Copyright (C) 2025 Yue Guobin (岳国宾)
+# Author: Yue Guobin (岳国宾)
 #
 # Project Home: https://github.com/yueguobin/gns3-copilot
 #
@@ -45,7 +45,7 @@ Main modules:
 
 Note: GNS3TopologyTool is now available from gns3_client package
 
-Author: Guobin Yue
+Author: Yue Guobin (岳国宾)
 """
 
 # Import main tool classes
@@ -67,7 +67,7 @@ try:
 except Exception:
     __version__ = "unknown"
 
-__author__ = "Guobin Yue"
+__author__ = "Yue Guobin (岳国宾)"
 __description__ = "AI-powered network automation assistant for GNS3"
 __url__ = "https://github.com/yueguobin/gns3-copilot"