Update troubleshooting reference to index.ros.org (ros2#120)

Signed-off-by: Michael Carroll <[email protected]>

Author: mjcarroll

rosbag2_transport/rosbag2_transport/__init__.py

@@ -24,7 +24,8 @@ def _import(name):
             e.msg += \
                 "\nThe C extension '%s' failed to be imported while being present on the system." \
                 " Please refer to '%s' for possible solutions" % \
-                (e.path, 'https://github.com/ros2/ros2/wiki/Rclpy-Import-error-hint')
+                (e.path, 'https://index.ros.org/doc/ros2/Troubleshooting/'
+                         '#import-failing-even-with-library-present-on-the-system')
         raise