fix: Add kind, title, rawInput to ACP tool_call_update events

[noamzbr]

Ensures ACP clients can identify MCP tools during running/error states and access tool arguments for completed tools.

Fixes #7356

[github-actions]

Hey! Your PR title ACP: Add kind, title, rawInput to tool_call_update events doesn't follow conventional commit format.

Please update it to start with one of:

• feat: new feature
• fix: bug fix
• docs: documentation changes
• chore: maintenance tasks
• refactor: code refactoring
• test: adding or updating tests

See CONTRIBUTING.md for details.

[github-actions]

The following comment was made by an LLM, it may be inaccurate:

Based on my search, I found one potentially related PR:

Related PR:

• PR Consolidate ACP Tool Call Events from 3 to 2 #4155: "Consolidate ACP Tool Call Events from 3 to 2"
  • URL: Consolidate ACP Tool Call Events from 3 to 2 #4155
  • This PR appears to address ACP tool call event handling, which is related to the current PR's work on adding fields to tool_call_update events. You may want to review it to ensure consistency with any previous consolidation efforts.

The current search primarily returns PR #7368 (the current PR itself), indicating there aren't other open PRs specifically targeting the same issue #7356. However, PR #4155 may provide relevant context if you're making changes to the ACP tool call event structure.

[rekram1-node]

lgtm, thanks!