Add REA to static analysis tools

[morluto]

Summary

• Add REA to the static-analysis catalog.
• Classify it under binary, .NET, and JavaScript analysis.
• Describe its local CLI and MCP tools for agent-driven reverse engineering through Hopper and Ghidra.

REA has 168 GitHub stars, has been public since April 2026, and is actively maintained. The entry is a source-only addition under data/tools/; README.md remains generated and unchanged.

This PR was prepared with AI assistance.

Validation

• cargo run --manifest-path ci/Cargo.toml -p render -- --tags data/tags.yml --tools data/tools --md-out <temporary README> --json-out <temporary directory>
• git diff --check
• The entry meets the repository's requirements for activity, maturity, and adoption.