chore(deps): update dependency prek to v0.4.6

[renovate]

This PR contains the following updates:

Package	Update	Change
prek	patch	0.4.5 → 0.4.6

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Release Notes

j178/prek (prek)

v0.4.6

Compare Source

Released on 2026-07-01.

Enhancements

• Verify managed toolchain downloads before installation (#​2229)
• Add PREK_DOCKER_NO_INIT to opt-out Docker --init (#​2242)
• Improve subprocess error messages (#​2257)
• Split run concurrency knobs: PREK_CONCURRENT_HOOKS and PREK_CONCURRENT_BATCHES (#​2276)

Performance

• Avoid allocating markdown extensions per file (#​2245)
• Avoid unchanged config tracking writes (#​2247)
• Delay trailing whitespace output buffer (#​2244)
• Prefilter VCS permalink lines (#​2253)
• Skip unnecessary submodule updates during hook repo clone (#​2255)

Documentation

• Document language_version inferring for Python and Go (#​2241)

Other changes

• Refactor env var handling (#​2277)
• Use serde-saphyr for YAML string quoting (#​2228)

Contributors

• @​shaanmajid
• @​j178

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