docs: improve daft integration docs

[avriiil]

This PR improves the Daft integration docs to better highlight key Delta features.

[github-actions[bot]]

ACTION NEEDED

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[avriiil]

@MrPowers - ubuntu_latest build is failing, not sure how to resolve. traceback:

running 3 tests
test test_action_reconciliation ... ok
test test_concurrency_local ... FAILED
test test_integration_local ... ok

failures:

---- test_concurrency_local stdout ----
thread 'tokio-runtime-worker' panicked at /home/runner/work/delta-rs/delta-rs/crates/test/src/concurrent.rs:149:35:
called `Result::unwrap()` on an `Err` value: ObjectStore { source: Generic { store: "LocalFileSystem", source: Metadata { source: Error { depth: 1, inner: Io { path: Some("/tmp/.tmpV3LdnO/concurrent_workers/_delta_log/_commit_900c41d2-4500-46a3-909e-90a370819a27.json.tmp"), err: Os { code: 2, kind: NotFound, message: "No such file or directory" } } }, path: "_delta_log/_commit_900c41d2-4500-46a3-909e-90a370819a27.json.tmp" } } }
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace
thread 'test_concurrency_local' panicked at /home/runner/work/delta-rs/delta-rs/crates/test/src/concurrent.rs:69:28:
called `Result::unwrap()` on an `Err` value: JoinError::Panic(Id(102), ...)

[ion-elgreco]

@avriiil it's a flaky test that one, so no worries, I retriggered it