Add trailing newline, regenerate all classes. #2608

Job	Run time
Documentation	11m 57s
ubuntu-22.04 / gcc / Debug	3m 57s
windows-2022 / Debug	5m 2s
Quick Checks	11s
ubuntu-22.04 / gcc / RelWithDebInfo	8m 12s
windows-2022 / RelWithDebInfo	5m 3s
ubuntu-20.04 / clang / Debug	3m 47s
ubuntu-20.04 / clang / RelWithDebInfo	3m 26s
macos-15 / clang / Debug	7m 44s
macos-15 / clang / RelWithDebInfo	4m 29s
	53m 48s

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