python-s3transfer: update to 0.16.0

python-s3transfer: update to 0.16.0

Update package to 0.16.0.

Changes since 0.6.1:

0.7.0: SSE-C arguments now passed to CompleteMultipartUpload for upload
operations.

0.8.0 (CRT improvements): Wider CRT upload functionality; CRC32
auto-configured for CRT uploads; file-like object support for seekable
and non-seekable streams; dynamic target throughput via AWS CRT system
detection.

0.9.0: Python 3.7 dropped.

0.10.0: S3 Express support for CRT; Multi-Region Access Point support
for CRT (0.10.4).

0.11.0 (CRC32 default): Now uses CRC32 by default and supports
user-provided full-object checksums.

0.12.0: Python 3.8 dropped.

0.13.0: ETag validation during multipart downloads.

0.15.0: ETag validation during multipart copies.

0.16.0: TransferConfig options (multipart_threshold, multipart_chunksize,
max_request_concurrency) now supported in CRTTransferManager.

Signed-off-by: Alexandru Ardelean <redacted>