[REVIEW-3-6] fix for fdo#51859, navigator does not see any comments

[Markus Mohrhard]

Hey,

[1] is a simple fix for the bug report. i just forgot to add the line
back in when I reworked the notes storage.

Regards,
Markus

[1] http://cgit.freedesktop.org/libreoffice/core/commit/?id=2042b2ea78f68063fb8f0f6e2b59b8962bcbef57