Change logs for signify-openbsd source package in Jammy

signify-openbsd (30-2) unstable; urgency=medium

  * Update watch file format version to 4.
  * Suggest signify-openbsd-keys (Closes: #979981)

 -- Tomasz Buchert <email address hidden>  Sat, 30 Jan 2021 19:08:24 -0000