chore: bump version to 0.18.2

[lambdalisue]

Summary

• Update version to 0.18.2 in deno.json
• Update deno.lock to reflect new version
• Update flake.lock with latest dependencies

Test plan

• CI checks pass (verify, scenario-test, scenario-test-nix)
• Ready to merge and trigger publish workflow

[Copilot]

Pull request overview

This PR bumps the package version from 0.18.1 to 0.18.2 as part of the standard release process. The update includes changes to deno.json and deno.lock files.

• Version field updated in deno.json from 0.18.1 to 0.18.2
• New dependency mappings added to deno.lock
• Package metadata section added for @probitas/probitas@0.18.1 (should be 0.18.2)

Reviewed changes

Copilot reviewed 1 out of 2 changed files in this pull request and generated no comments.

File	Description
deno.json	Updates version field to 0.18.2
deno.lock	Adds new dependency mappings and package metadata, but still references 0.18.1 instead of 0.18.2

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