chore: add PR title guidelines to Contributing.md (#5166)

* chore: add PR title guidelines to Contributing.md

* Apply suggestions from code review

Co-authored-by: Mike Goldsmith <goldsmith.mike@gmail.com>
Co-authored-by: Riccardo Magliocchetti <riccardo.magliocchetti@gmail.com>

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Co-authored-by: Riccardo Magliocchetti <riccardo.magliocchetti@gmail.com>
Co-authored-by: Mike Goldsmith <goldsmith.mike@gmail.com>

Tammy Baylis committed 3mo ago

7c46f3c35eaa9ccf3e02d2c7db8fa7babb41424b

Parent: 4d27369

Committed by GitHub <noreply@github.com> on 5/11/2026, 7:57:16 AM