refactor(iroh)!: remove tags from downloader #8549

Job	Run time
Build wasm32	42s
Cross Test (i686-unknown-linux-gnu)	2m 30s
check_semver	4m 29s
Cross Build Only (armv7-linux-androideabi)	1m 2s
cargo deny	36s
Checking docs	1m 7s
Cross Build Only (aarch64-linux-android)	1m 1s
Cross Build Only (x86_64-unknown-freebsd)	1m 8s
Checking fmt	12s
clippy_check	2m 26s
Cross Build Only (x86_64-unknown-netbsd)	1m 43s
Run network simulations/benchmarks	7m 35s
Minimal Supported Rust Version	1m 16s
CI Test Suite / Tests (ubuntu-latest, stable, all)	2m 54s
CI Test Suite / Tests (windows-latest, stable, all, x86_64-pc-windows-msvc)	3m 44s
CI Test Suite / Tests (ubuntu-latest, stable, none)	2m 24s
CI Test Suite / Tests (windows-latest, stable, none, x86_64-pc-windows-msvc)	3m 51s
CI Test Suite / Tests (ubuntu-latest, stable, default)	3m 26s
CI Test Suite / Tests (windows-latest, stable, default, x86_64-pc-windows-msvc)	3m 44s
CI Test Suite / Tests (macOS-arm-latest, stable, all)	3m 15s
CI Test Suite / Tests (macOS-arm-latest, stable, none)	2m 56s
CI Test Suite / Tests (macOS-arm-latest, stable, default)	2m 54s
	54m 55s

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