Fix build

[AllenLuUber]

• [ ] Description and context for reviewers: one partner, one stranger The CI is broken and due to a bad rebase, an import path was deleted and currently code is not buildable.
• [ ] Docs (package doc)
• [ ] Entry in CHANGELOG.md

[codecov[bot]]

Codecov Report

Patch coverage: 100.00% and project coverage change: +0.02 :tada:

Comparison is base (a74f654) 85.33% compared to head (27679ec) 85.35%.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## dev #2212 +/- ## ========================================== + Coverage 85.33% 85.35% +0.02% ========================================== Files 270 270 Lines 15475 15479 +4 ========================================== + Hits 13205 13212 +7 + Misses 1847 1845 -2 + Partials 423 422 -1 ``` | [Impacted Files](https://codecov.io/gh/yarpc/yarpc-go/pull/2212?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=yarpc) | Coverage Δ | | |---|---|---| | [transport/internal/tls/muxlistener/listener.go](https://codecov.io/gh/yarpc/yarpc-go/pull/2212?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=yarpc#diff-dHJhbnNwb3J0L2ludGVybmFsL3Rscy9tdXhsaXN0ZW5lci9saXN0ZW5lci5nbw==) | `96.07% <100.00%> (+2.20%)` | :arrow_up: | ... and [1 file with indirect coverage changes](https://codecov.io/gh/yarpc/yarpc-go/pull/2212/indirect-changes?src=pr&el=tree-more&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=yarpc) Help us with your feedback. Take ten seconds to tell us [how you rate us](https://about.codecov.io/nps?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=yarpc). Have a feature suggestion? [Share it here.](https://app.codecov.io/gh/feedback/?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=yarpc)

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