feat: add ability to unpack zip testcases

[pyoor]

Improves the Bugzilla template by allowing it to unpack zip archives and selectively edit and include files from that archive.

[pyoor]

[codecov]

Codecov Report

❌ Patch coverage is 94.23077% with 9 lines in your changes missing coverage. Please review.
✅ Project coverage is 67.27%. Comparing base (de67ba3) to head (0751f5c).

Files with missing lines	Patch %	Lines
...r/frontend/src/components/Bugs/TestCaseSection.vue	95.34%	4 Missing ⚠️
server/frontend/src/testcase_archive.js	91.42%	3 Missing ⚠️
...d/src/components/Bugs/Comments/PublicationForm.vue	94.73%	1 Missing ⚠️
...r/frontend/src/components/Bugs/PublicationForm.vue	93.75%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #1176      +/-   ##
==========================================
+ Coverage   66.94%   67.27%   +0.33%     
==========================================
  Files         182      183       +1     
  Lines       12288    12403     +115     
  Branches      873      603     -270     
==========================================
+ Hits         8226     8344     +118     
+ Misses       4028     4027       -1     
+ Partials       34       32       -2     

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