fix(deps): update module github.com/tidwall/wal to v1.1.8

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
github.com/tidwall/wal	v1.1.7 -> v1.1.8

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[!WARNING] Some dependencies could not be looked up. Check the Dependency Dashboard for more information.

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Release Notes

tidwall/wal (github.com/tidwall/wal)

### [`v1.1.8`](https://redirect.github.com/tidwall/wal/compare/v1.1.7...v1.1.8) [Compare Source](https://redirect.github.com/tidwall/wal/compare/v1.1.7...v1.1.8)

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