feat: Add `Sync` to `AsyncDynamicAssertion` #4872

Job	Run time
Default features build	23s
Unit tests (windows-latest, stable)	6m 1s
Doc tests (requires nightly Rust) (windows-latest)	3m 40s
Unit tests (windows-latest, 1.82.0)	5m 32s
Unit tests (c2patool) (windows-latest, stable)	4m 46s
Doc tests (requires nightly Rust) (macos-latest)	59s
Unit tests (macos-latest, stable)	3m 6s
Unit tests (c2patool) (macos-latest, stable)	1m 20s
Doc tests (requires nightly Rust) (ubuntu-latest)	1m 2s
Unit tests (macos-latest, 1.82.0)	3m 24s
Unit tests (c2patool) (ubuntu-latest, stable)	51s
Unit tests with minimum versions of direct dependencies (windows-latest)	3m 46s
Unit tests (ubuntu-latest, stable)	2m 10s
Unit tests with minimum versions of direct dependencies (macos-latest)	1m 59s
Unit tests (ubuntu-latest, 1.82.0)	2m 34s
Unit tests (aarch64-unknown-linux-gnu, stable)	9m 3s
Unit tests with minimum versions of direct dependencies (ubuntu-latest)	1m 32s
Unit tests (WASI)	4m 52s
Unit tests (aarch64-unknown-linux-gnu, 1.82.0)	8m 58s
Unit tests (WASM)	3m 16s
Enforce Rust code format	17s
License / vulnerability audit (advisories)	28s
License / vulnerability audit (bans licenses sources)	27s
Clippy	32s
Preflight docs.rs build	2m 14s
Check for unused dependencies	2m 29s
	1h 15m 41s

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