add missing/updated headers #297

Job	Run time
Demos, examples, and docs	2m 53s
Evaluation-based tests	9m 28s
Conda Python 3.10 on ubuntu-latest	5m 55s
Conda Python 3.10 on macos-latest	5m 29s
FunkSVD tests on Python 3.10	34s
Minimal dependency tests for FunkSVD	40s
Conda Python 3.10 on windows-latest	10m 36s
FunkSVD tests on Python 3.11	46s
Conda Python 3.11 on ubuntu-latest	5m 14s
Conda Python 3.11 on macos-latest	3m 50s
Non-JIT test coverage	3m 58s
Vanilla Python 3.10 on ubuntu-latest	4m 48s
Conda Python 3.11 on windows-latest	10m 42s
Minimal dependency tests	4m 36s
Vanilla Python 3.10 on macos-latest	2m 33s
Vanilla Python 3.10 on windows-latest	7m 47s
Vanilla Python 3.11 on ubuntu-latest	5m 5s
Vanilla Python 3.11 on macos-latest	4m 5s
Vanilla Python 3.11 on windows-latest	8m 11s
Test suite results	20s
	1h 37m 30s

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