- replaced OSL_TRACE with SAL_INFO

Change-Id: I4d63df493e85bc095b8a11e3842b0d69c5217c96
Reviewed-on: https://gerrit.libreoffice.org/1804Reviewed-by: Luboš Luňák <l.lunak@suse.cz>
Tested-by: Luboš Luňák <l.lunak@suse.cz>