fix: add missing comma between two depends in debian/control

[Hagb]

fix #285

[codecov-commenter]

Codecov Report

Merging #278 (a1e1d60) into master (67d3528) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #278   +/-   ##
=======================================
  Coverage   79.95%   79.95%           
=======================================
  Files          49       49           
  Lines        3557     3557           
=======================================
  Hits         2844     2844           
  Misses        713      713           

Flag	Coverage Δ
unittests	79.95% <ø> (ø)

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[pulorsok]

Hi @Hagb , thank you for the contribution. 😄
Since we want to separate issues and PRs for better management,
can you raise an issue to describe the problem and link this PR to it?

[Hagb]

@pulorsok
The issue has been submitted and linked to this pr.
Sorry for my late issue.