Fix extract_version_from_yarn_lock unwrap errors

[marschattha]

This sentry error has been popping up recent related to unwrap in extract_version_from_yarn_lock function so just replacing all of them.

[qltysh]

Diff Coverage: The code coverage on the diff in this pull request is 71.4%.

Total Coverage: This PR will decrease coverage by 0.01%.

File Coverage Changes

Path	File Coverage Δ	Indirect
qlty-cli/src/initializer/scanner/package_json.rs	-0.6

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