fix: teleop example #79

Job	Run time
check-paths	7s
pythonpackage	3m 20s
build_cpp_extensions (rcs_panda)	3m 33s
build_cpp_extensions (rcs_so101)	5m 1s
build_extensions (rcs_tacto)	3m 5s
build_cpp_extensions (rcs_robotics_library)	3m 41s
build_extensions (rcs_realsense)	2m 50s
build_cpp_extensions (rcs_fr3)	3m 58s
build_extensions (rcs_usb_cam)	2m 39s
build_extensions (rcs_xarm7)	2m 44s
	30m 58s

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