chore(main): release 5.2.0

[github-actions[bot]]

:robot: I have created a release beep boop

5.2.0 (2024-06-20)

Features

• hdrp: add sample Lit shader (#37) (975b5bb)
• lower shader target level to 4.5 (975b5bb)

Bug Fixes

• prevent asset import errors by adding appropriate shader package requirements and fallbacks (975b5bb)
• urp: don't setup urp buffers if screen properties are not yet present (975b5bb)

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[github-actions[bot]]

:robot: Release is at https://github.com/happy-turtle/oit-unity/releases/tag/v5.2.0 :sunflower: