feat: [analyticsdata] add subject_to_thresholding field to ResponseMetadata type (#8545)

- [ ] Regenerate this pull request now. feat: add `tokens_per_project_per_hour` field to `PropertyQuota` type PiperOrigin-RevId: 479394249 Source-Link: https://togithub.com/googleapis/googleapis/commit/59b73bd6f7c00dc5af895414c444b08055849bdf Source-Link: https://togithub.com/googleapis/googleapis-gen/commit/c2f211bcb3cc0b10cb71905185dd740bd26fc372 Copy-Tag: eyJwIjoiamF2YS1hbmFseXRpY3MtZGF0YS8uT3dsQm90LnlhbWwiLCJoIjoiYzJmMjExYmNiM2NjMGIxMGNiNzE5MDUxODVkZDc0MGJkMjZmYzM3MiJ9

Author: gcf-owl-bot[bot]