SwNavigator: account for footnotes separator line in initial count

The separator line needs to be accounted for in the initial footnotes
members count to be shown without delay on first footnote insert and on
first display of the content tree when there are only footnotes, no
endnotes, in the document and also for the last endnote to be shown
without delay on first display of the content tree.

Change-Id: I09a5ad8a0cb4463518a91d680741b49b572cadc9
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/125019
Tested-by: Jenkins
Reviewed-by: Jim Raykowski <raykowj@gmail.com>

0 files changed, 0 insertions, 0 deletions