Update Rust crate hifijson to 0.5.0

[hash-worker]

This PR contains the following updates:

Package	Type	Update	Change
hifijson	workspace.dependencies	minor	0.4.0 → 0.5.0

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[cursor]

PR Summary

Low Risk
Low risk dependency bump limited to updating hifijson; primary risk is minor behavior/performance changes in JSON handling from the upstream crate.

Overview
Updates the workspace dependency on hifijson from 0.4.0 to 0.5.0 and refreshes Cargo.lock accordingly (new version/checksum).

^{Reviewed by Cursor Bugbot for commit 8f23934. Bugbot is set up for automated code reviews on this repo. Configure here.}

[augmentcode]

🤖 Augment PR Summary

Summary: Updates the workspace dependency on hifijson from 0.4.0 to 0.5.0.
Changes: Bumps the pinned crate version in Cargo.toml (with Cargo.lock updated accordingly) to pick up upstream fixes/improvements.

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[augmentcode]

Review completed. 1 suggestions posted.

Comment augment review to trigger a new review at any time.

[augmentcode]

Because hifijson is still in 0.x, a minor bump (0.4 → 0.5) can include breaking API/behavior changes; it’d be good to ensure any JSON parsing/serialization call sites and related tests still cover edge cases after this upgrade.

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[codspeed-hq]

Merging this PR will not alter performance

✅ 56 untouched benchmarks
⏩ 24 skipped benchmarks¹

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_{Comparing deps/rs/hifijson-0.x (8f23934) with main (7b67b01)²}

Footnotes

1. 24 benchmarks were skipped, so the baseline results were used instead. If they were deleted from the codebase, click here and archive them to remove them from the performance reports. ↩

2. No successful run was found on main (0590cf1) during the generation of this report, so 7b67b01 was used instead as the comparison base. There might be some changes unrelated to this pull request in this report. ↩

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 62.31%. Comparing base (7b67b01) to head (8f23934).
⚠️ Report is 2 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #8312   +/-   ##
=======================================
  Coverage   62.31%   62.31%           
=======================================
  Files        1354     1354           
  Lines      137313   137313           
  Branches     5793     5793           
=======================================
  Hits        85568    85568           
  Misses      50838    50838           
  Partials      907      907           

Flag	Coverage Δ
apps.hash-ai-worker-ts	1.41% <ø> (ø)
apps.hash-api	0.00% <ø> (ø)
blockprotocol.type-system	40.84% <ø> (ø)
local.claude-hooks	0.00% <ø> (ø)
local.harpc-client	51.24% <ø> (ø)
local.hash-backend-utils	2.81% <ø> (ø)
local.hash-graph-sdk	9.63% <ø> (ø)
local.hash-isomorphic-utils	0.00% <ø> (ø)
rust.antsi	0.00% <ø> (ø)
rust.error-stack	90.87% <ø> (ø)
rust.harpc-codec	84.70% <ø> (ø)
rust.harpc-net	96.21% <ø> (ø)
rust.harpc-tower	67.03% <ø> (ø)
rust.harpc-types	0.00% <ø> (ø)
rust.harpc-wire-protocol	92.23% <ø> (ø)
rust.hash-codec	72.76% <ø> (ø)
rust.hash-graph-authorization	62.34% <ø> (ø)
rust.hash-graph-postgres-store	26.81% <ø> (ø)
rust.hash-graph-store	37.76% <ø> (ø)
rust.hash-graph-temporal-versioning	47.95% <ø> (ø)
rust.hash-graph-types	0.00% <ø> (ø)
rust.hash-graph-validation	83.45% <ø> (ø)
rust.hashql-core	82.44% <ø> (ø)
rust.hashql-diagnostics	72.43% <ø> (ø)

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