Add "no_wait" mode for file synchronization #1191

Job	Run time
sanity / Validate commit messages	3s
sanity / Check	3m 11s
sanity / Test documentation	3m 53s
sanity / Clippy	3m 37s
sanity / Rustfmt	7s
sanity / Sort dependencies	25s
sanity / Unused dependencies	55s
build and test macOS-aarch64	2m 4s
build and test Linux-x86_64-musl	4m 59s
build Windows-x86_64	3m 39s
backwards_compatibility / check_commit_message	4s
backwards_compatibility / build_and_test	1m 39s
finalize_pr	1s
	24m 37s

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