-fix #3355: disable warning

git-svn-id: https://gnunet.org/svn/gnunet@32894 140774ce-b5e7-0310-ab8b-a85725594a96
-make sqlite3 hard requirement (#3341)

git-svn-id: https://gnunet.org/svn/gnunet@32895 140774ce-b5e7-0310-ab8b-a85725594a96