fix: cliutil: Fix URL-based API endpoint parsing

[magik6k]

Related Issues

Regression from #9294

Proposed Changes

Additional Info

Without this fix FULLNODE_API_INFO=wss://api.chain.love ./lotus daemon --lite wouldn't work

Checklist

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[jennijuju]

backport to v1.19.0 plz

[ianconsolata]

How can we add an integration test to make sure we catch this case and prevent a regression from happening again?