refactor!: implement generic `From<T>` for `DeviceTreeNode` #335

Job	Run time
Cargo check	17s
Machete dependencies checks	1m 6s
Build with each feature combination	17s
Minimal dependency versions build	21s
Clippy lint checks	20s
Build & test (nightly, macos-latest)	50s
Build & test (1.88, ubuntu-latest)	26s
Build & test (stable, macos-latest)	34s
Build & test (stable, ubuntu-latest)	22s
Build & test (nightly, ubuntu-latest)	24s
Build & test (1.88, macos-latest)	36s
Code formatting checks	15s
Build & test (nightly, windows-latest)	1m 20s
Build & test (stable, windows-latest)	1m 5s
Build & test (1.88, windows-latest)	51s
Miri test	1m 18s
	10m 22s

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