doc: Tie Sphinx -W to Werror configuration
Only pass -W (warnings are fatal) to Sphinx if we've set Werror in Meson.
Signed-off-by: Daniel Stone daniels@collabora.com Closes: #917 (closed)
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Only pass -W (warnings are fatal) to Sphinx if we've set Werror in Meson.
Signed-off-by: Daniel Stone daniels@collabora.com Closes: #917 (closed)