5.2 Copy udev rules - incorrect path

[JHPHELAN]

Following https://github.com/nasa-jpl/osr-rover-code/blob/foxy-devel/setup/rpi.md in section 5.2 Copy udev rules
the instruction
cd ~/osr_ws/src/osr-rover-code/config
is incorrect. It should be
cd ~/osr_ws/osr-rover-code/ROS/osr_bringup/config

[ericjunkins]

Thanks for bringing this to our attention. Because it seems there is already a solution to this we would greatly appreciate you making a PR with this. It helps us, it helps you, it helps everyone!

[Achllle]

The original instruction is correct. Please check again.