Copy URL is broken when links end with a slash.

[nsthorat]

For example: https://lilacai-lilac.hf.space/datasets/#lilac/lmsys-chat-1m&viewPivot=true&pivot=%7B%22outerPath%22%3A%5B%22conversation__clusters%22%2C%22category_title%22%5D%2C%22innerPath%22%3A%5B%22conversation__clusters%22%2C%22cluster_title%22%5D%7D