docs: restore sidebar entries removed by PR #9931

[WideLee]

Re-add 'qqbot' and 'automation-templates' doc indexes to sidebars.ts that were accidentally dropped in #9931.

What does this PR do?

PR #9931 accidentally removed two documentation sidebar entries from sidebars.ts: the qqbot messaging platform page and the automation-templates guide. This PR restores them to their correct positions.

Related Issue

Fixes sidebar regression introduced by #9931

Type of Change

• 📝 Documentation update

Changes Made

• website/sidebars.ts: Restore user-guide/messaging/qqbot entry under the Messaging category
• website/sidebars.ts: Restore guides/automation-templates entry under the Guides category

How to Test

1. Run cd website && npm run build — build should succeed without broken sidebar links
2. Verify the docs site sidebar shows "QQ Bot" under Messaging and "Automation Templates" under Guides

Checklist

Code

• I've read the Contributing Guide
• My commit messages follow Conventional Commits (fix(scope):, feat(scope):, etc.)
• I searched for existing PRs to make sure this isn't a duplicate
• My PR contains only changes related to this fix/feature (no unrelated commits)
• I've run pytest tests/ -q and all tests pass
• I've added tests for my changes (required for bug fixes, strongly encouraged for features)
• I've tested on my platform: macOS

Documentation & Housekeeping

• I've updated relevant documentation (README, docs/, docstrings) — or N/A
• I've updated cli-config.yaml.example if I added/changed config keys — or N/A
• I've updated CONTRIBUTING.md or AGENTS.md if I changed architecture or workflows — or N/A
• I've considered cross-platform impact (Windows, macOS) per the compatibility guide — or N/A
• I've updated tool descriptions/schemas if I changed tool behavior — or N/A

[kshitijk4poor]

Good catch — merged. Thanks @WideLee!