refactor: Change concurrency approach #481

Job	Run time
Checking docs	1m 5s
Cross Test (i686-unknown-linux-gnu)	1m 40s
Android Build Only (aarch64-linux-android)	2m 12s
check_semver	1m 24s
Android Build Only (armv7-linux-androideabi)	2m 14s
clippy_check	1m 42s
Cross Build Only (x86_64-unknown-freebsd)	49s
Checking fmt	25s
cargo deny	23s
Minimal Supported Rust Version	1m 7s
codespell	5s
CI Test Suite / Tests (ubuntu-latest, stable, none)	1m 25s
CI Test Suite / Tests (windows-latest, stable, none, x86_64-pc-windows-msvc)	2m 10s
CI Test Suite / Tests (windows-latest, stable, default, x86_64-pc-windows-msvc)	2m 2s
CI Test Suite / Tests (windows-latest, stable, all, x86_64-pc-windows-msvc)	2m 6s
CI Test Suite / Tests (ubuntu-latest, stable, all)	1m 30s
CI Test Suite / Tests (ubuntu-latest, stable, default)	1m 34s
CI Test Suite / Tests (macOS-arm-latest, stable, none)	1m 35s
CI Test Suite / Tests (macOS-arm-latest, stable, all)	1m 37s
CI Test Suite / Tests (macOS-arm-latest, stable, default)	1m 38s
	28m 43s

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