Add ServerFriRos2 documentation for KUKA Sunrise Cabinet integration with ROS 2

- Introduced a comprehensive guide for the ServerFriRos2 program, detailing its purpose, setup, and operational procedures.
- Included instructions on configuring network addresses, tool data, initial positions, and FRI cycle periods.
- Provided step-by-step guidance for launching the application and connecting to ROS 2, including troubleshooting tips for connection issues.
- Emphasized safety warnings and operational considerations for using the program with the KUKA LBR iiwa robot.

doc/lwc-doc/mkdocs.yml

@@ -73,7 +73,7 @@ nav:
     - KUKA LBR IIWA 7:
       - Описание программ:
         - TeachKuka:         sunrise/kuka/programs/teach-kuka.md
-        - LBRserver:         sunrise/kuka/programs/lbr-server.md
+        - ServerFriRos2:     sunrise/kuka/programs/server-fri-ros2.md
         - RobotPowerControl: sunrise/kuka/programs/robot-power-control.md
       - Функциональные возможности:
         - Станция:             sunrise/kuka/features/station.md
@@ -86,4 +86,3 @@ nav:
     - Ошибка конфигурации: troubleshooting/config-error.md
     - Ошибка SSL (rosdep/setup): troubleshooting/ssl-error.md
 
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