v7.14.0

What's Changed

• chore: remove unsupported setup-uv input by @marandaneto in https://github.com/PostHog/posthog-python/pull/545
• chore: commit generated references with GitHub App by @marandaneto in https://github.com/PostHog/posthog-python/pull/546
• feat: add evaluate_flags() API for single-call flag evaluation by @dmarticus in https://github.com/PostHog/posthog-python/pull/539

Full Changelog: https://github.com/PostHog/posthog-python/compare/7.13.2...7.14.0