chore: update markdownlint-cli2; remove override; resolve #251

[mobilemind]

chore: update markdownlint-cli2; remove override; resolve Issue #251

[Copilot]

Pull request overview

Updates the repo’s Markdown lint tooling to a newer markdownlint-cli2 release so the temporary smol-toml override can be removed (resolving Issue #251).

Changes:

• Bump markdownlint-cli2 from 0.22.0 to 0.22.1.
• Remove the overrides entry that pinned smol-toml to 1.6.1.
• Refresh package-lock.json to reflect updated transitive dependencies (including smol-toml@1.6.1 via markdownlint-cli2).

Reviewed changes

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

File	Description
package.json	Updates markdownlint-cli2 version and removes the no-longer-needed smol-toml override.
package-lock.json	Locks markdownlint-cli2@0.22.1 and updates transitive dependency versions accordingly (including smol-toml@1.6.1).

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