Add ability to migrate bugzilla upstream links to jira

[jamacku]

No description provided.

[codecov]

Codecov Report

Attention: Patch coverage is 8.04598% with 160 lines in your changes missing coverage. Please review.

Project coverage is 12.91%. Comparing base (500e12f) to head (a92f739).
Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
src/cli.ts	0.00%	44 Missing ⚠️
src/jira.ts	0.00%	42 Missing ⚠️
src/bugzilla.ts	0.00%	29 Missing and 1 partial ⚠️
src/schema/bugzilla.ts	0.00%	28 Missing and 1 partial ⚠️
src/schema/link.ts	0.00%	6 Missing and 1 partial ⚠️
src/linkfinder.ts	0.00%	6 Missing ⚠️
src/util.ts	84.61%	2 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main       #7      +/-   ##
==========================================
- Coverage   17.43%   12.91%   -4.52%     
==========================================
  Files           7       10       +3     
  Lines         327      480     +153     
  Branches       22       26       +4     
==========================================
+ Hits           57       62       +5     
- Misses        265      410     +145     
- Partials        5        8       +3     

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