Fix recently added warning docs #1578

Job	Run time
bindings	17m 56s
linux-coverage	12m 5s
conan	6m 42s
build (clang-sanitize, ubuntu-22.04)	33m 10s
build (gcc-release, ubuntu-22.04)	7m 21s
build (gcc-11-release, ubuntu-22.04)	7m 22s
build (gcc-debug-shared, ubuntu-22.04)	6m 48s
build (gcc-debug-noexcept, ubuntu-22.04)	6m 57s
build (macos-release, macos-13)	5m 52s
build (win64-release, windows-latest)	10m 0s
build (win64-debug-shared, windows-latest)	7m 59s
build (win64-debug-noexcept, windows-latest)	7m 10s
	2h 9m 22s

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