[syslog-ng] OSE 3.13.2

Hi, the new release contains the following fixes : - Missing manpages from release tarball (#1793 <https://github.com/balabit/syslog-ng/issues/1793>) - Package syslog-ng-mod-json is removed from (#1794 <https://github.com/balabit/syslog-ng/pull/1794>) - Drop syslog-ng-abi virtual packages (#1797 <https://github.com/balabit/syslog-ng/pull/1797>) regards, Laszlo Budai