Increase file transfer chunk size from 4KB to 4MB (#70) #238

Job	Run time
Cargo checks	24s
Build server (macOS) (aarch64-apple-darwin)	1m 1s
Tests on Python 3.8	2m 54s
Build server (macOS) (x86_64-apple-darwin)	1m 35s
Build server (aarch64-unknown-linux-gnu)	2m 8s
Tests on Python 3.9	2m 54s
Tests on Python 3.10	3m 25s
Build server (x86_64-unknown-linux-gnu)	1m 40s
Tests on Python 3.11	2m 50s
Build server (aarch64-unknown-linux-musl)	2m 3s
Tests on Python 3.12	3m 1s
Build server (armv7-unknown-linux-musleabi)	1m 55s
Tests on Python pypy3.9	5m 19s
Build server (i686-unknown-linux-musl)	1m 47s
Tests on Python pypy3.10	4m 57s
Build server (x86_64-unknown-linux-musl)	1m 54s
Build server (i686-pc-windows-gnu)	2m 25s
Build server (x86_64-pc-windows-gnu)	2m 22s
	44m 34s

Provide feedback