Tests

fix: Add `all` in `init.py` files #2219

Job	Run time
Run tests on float64 dtype	1m 27s
Run (most) tests with default install	1m 13s
Build doc	58s
Run mypy	1m 10s
Run tests with full install (3.10, macOS-latest)	1m 31s
Run tests with full install (3.11, ubuntu-latest)	1m 18s
Run tests with full install (3.11, windows-latest)	1m 32s
Run tests with full install (3.12, macOS-latest)	1m 14s
Run tests with full install (3.10, windows-latest)	1m 37s
Run tests with full install (3.11, macOS-latest)	53s
Run tests with full install (3.10, ubuntu-latest)	1m 17s
Run tests with full install (3.13, macOS-latest)	50s
Run tests with full install (3.12, ubuntu-latest)	1m 21s
Run tests with full install (3.13, ubuntu-latest)	1m 23s
Run tests with full install (3.12, windows-latest)	1m 29s
Run tests with full install (3.14, ubuntu-latest)	1m 26s
Run tests with full install (3.14, windows-latest)	1m 57s
Run tests with full install (3.13, windows-latest)	1m 34s
Run tests with full install (3.14, macOS-latest)	1m 53s
	26m 3s

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