v19.102.0

What's Changed

• chore: sync managed files from governance template by @robinmordasiewicz in #2607
• docs: relocate repo-specific engineering guide to DEVELOPING.md by @robinmordasiewicz in #2608
• fix(sandbox): let a fresh home create its granted config directories under Landlock by @robinmordasiewicz in #2609
• feat(prompt): tell xcsh its working directory may be one customer's by @robinmordasiewicz in #2611
• chore: sync managed files from governance template by @robinmordasiewicz in #2613
• chore: bump version to v19.102.0 by @robinmordasiewicz in #2614

Full Changelog: v19.101.3...v19.102.0