refactor!: update to latest iroh-metrics version, use non-global metrics collection #293

Job	Run time
Checking docs	1m 51s
cargo deny	29s
Android Build Only (aarch64-linux-android)	1m 10s
Android Build Only (armv7-linux-androideabi)	1m 10s
check_semver	1m 55s
Checking fmt	26s
clippy_check	2m 33s
Cross Build Only (x86_64-unknown-freebsd)	52s
Minimal Supported Rust Version	2m 26s
Cross Test (i686-unknown-linux-gnu)	1m 30s
codespell	9s
CI Test Suite / Tests (ubuntu-latest, stable, all)	1m 49s
CI Test Suite / Tests (windows-latest, stable, all, x86_64-pc-windows-msvc)	2m 25s
CI Test Suite / Tests (ubuntu-latest, stable, none)	1m 10s
CI Test Suite / Tests (windows-latest, stable, none, x86_64-pc-windows-msvc)	1m 42s
CI Test Suite / Tests (ubuntu-latest, stable, default)	1m 34s
CI Test Suite / Tests (windows-latest, stable, default, x86_64-pc-windows-msvc)	2m 16s
CI Test Suite / Tests (macOS-arm-latest, stable, all)	1m 46s
CI Test Suite / Tests (macOS-arm-latest, stable, none)	1m 3s
CI Test Suite / Tests (macOS-arm-latest, stable, default)	2m 7s
	30m 23s

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