refactor!: update to latest iroh-metrics version, use non-global metrics collection #295

Job	Run time
Cross Build Only (x86_64-unknown-freebsd)	50s
Checking docs	1m 9s
Android Build Only (aarch64-linux-android)	1m 10s
Checking fmt	23s
Android Build Only (armv7-linux-androideabi)	1m 14s
check_semver	1m 46s
clippy_check	1m 50s
Cross Test (i686-unknown-linux-gnu)	1m 29s
cargo deny	29s
codespell	6s
Minimal Supported Rust Version	1m 29s
CI Test Suite / Tests (ubuntu-latest, stable, all)	1m 44s
CI Test Suite / Tests (windows-latest, stable, all, x86_64-pc-windows-msvc)	2m 23s
CI Test Suite / Tests (ubuntu-latest, stable, none)	1m 5s
CI Test Suite / Tests (windows-latest, stable, none, x86_64-pc-windows-msvc)	1m 42s
CI Test Suite / Tests (ubuntu-latest, stable, default)	1m 22s
CI Test Suite / Tests (windows-latest, stable, default, x86_64-pc-windows-msvc)	2m 13s
CI Test Suite / Tests (macOS-arm-latest, stable, all)	2m 23s
CI Test Suite / Tests (macOS-arm-latest, stable, none)	57s
CI Test Suite / Tests (macOS-arm-latest, stable, default)	1m 27s
	27m 11s

Provide feedback