Log Message:
security/clamav: update to 0.103.7

0.103.7 (2022-07-26)

ClamAV 0.103.7 is a critical patch release with the following fixes:

* Upgrade the vendored UnRAR library to version 6.1.7.

* Fix logical signature "Intermediates" feature.

* Relax constraints on slightly malformed zip archives that contain
  overlapping file entries.