Add issues write permission to untriaged label workflow

[shreyah963]

Description

Add permissions: issues: write to the add-untriaged.yml workflow to fix 403 "Resource not accessible by integration" error when applying the 'untriaged' label to issues.

Related Issues

Resolves #[Issue number to be closed when this PR is merged]

Check List

• New functionality includes testing.
• New functionality has been documented.
• API changes companion pull request created.
• Commits are signed per the DCO using --signoff.
• Public documentation issue/PR created.

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[github-actions]

PR Reviewer Guide 🔍

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🧪 No relevant tests

🔒 No security concerns identified

✅ No TODO sections

🔀 No multiple PR themes

⚡ No major issues detected

[github-actions]

PR Code Analyzer ❗

AI-powered 'Code-Diff-Analyzer' found issues on commit 08ef30f.

Path	Line	Severity	Description
.github/workflows/add-untriaged.yml	12	high	GitHub Action dependency changed from the floating tag 'actions/github-script@v6' to a specific commit hash '3a2844b7e9c422d3c10d287c895573f7108da1b3'. Per mandatory review policy, all dependency/package changes must be flagged. The commit hash cannot be independently verified here as belonging to the legitimate actions/github-script repository — maintainers should confirm this hash resolves to the expected upstream commit (e.g., via 'git log --oneline' on the official repo) before merging.

The table above displays the top 10 most important findings.

Total: 1 | Critical: 0 | High: 1 | Medium: 0 | Low: 0

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Pull Requests Author(s): Please update your Pull Request according to the report above.

Repository Maintainer(s): You can bypass diff analyzer by adding label skip-diff-analyzer after reviewing the changes carefully, then re-run failed actions. To re-enable the analyzer, remove the label, then re-run all actions.

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⚠️ Note: The Code-Diff-Analyzer helps protect against potentially harmful code patterns. Please ensure you have thoroughly reviewed the changes beforehand.

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