chore: update repository metadata

[rbcorrales]

Updates workflow references, package metadata, public repository links, plugin headers, and regenerated translation files after the repo transfer.

[Copilot]

Pull request overview

Updates repository metadata after the transfer from rbcorrales to the Automattic org, repointing workflow references, package metadata, public links, and regenerated translation files.

Changes:

• Repoint reusable workflow uses: references and README/plugin/composer URLs to the Automattic org.
• Update Composer package name and support URLs; refresh composer.lock content-hash.
• Regenerate POT/PO Plugin URI metadata to match the new repo URL.

Reviewed changes

Copilot reviewed 9 out of 11 changed files in this pull request and generated no comments.

Show a summary per file

File	Description
wpvdb-search.php	Update plugin header Plugin URI to Automattic repo.
README.md	Update CI badge and related plugin links to Automattic org.
languages/wpvdb-search.pot	Regenerated Plugin URI metadata.
languages/wpvdb-search-es_ES.po	Regenerated Plugin URI msgid/msgstr.
composer.json	Rename package and update homepage/support URLs.
composer.lock	Update content-hash to reflect composer.json change.
AGENTS.md	Update boundary references to sibling repos under Automattic.
.github/workflows/release.yml	Point reusable release workflow to Automattic org.
.github/workflows/maintain-main.yml	Point reusable maintain-main workflow to Automattic org.
.github/workflows/ci.yml	Point reusable CI workflow to Automattic org.

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