Support gitea as a SCM provider

[noam-codefresh]

No description provided.

[roi-codefresh]

Nice! can you please check to see if we need to have a mention of this anywhere in the documentation? Also, lets change the pr name and have it related to an issue :)

[codecov]

Codecov Report

Merging #128 (3827fb2) into main (26c7eea) will increase coverage by 0.15%.
The diff coverage is 70.58%.

@@            Coverage Diff             @@
##             main     #128      +/-   ##
==========================================
+ Coverage   59.53%   59.68%   +0.15%     
==========================================
  Files          14       15       +1     
  Lines        2439     2473      +34     
==========================================
+ Hits         1452     1476      +24     
- Misses        899      908       +9     
- Partials       88       89       +1     

Impacted Files	Coverage Δ
pkg/git/provider.go	100.00% <ø> (+16.66%)	⬆️
pkg/git/provider_gitea.go	70.58% <70.58%> (ø)
cmd/commands/repo.go	59.92% <0.00%> (-0.53%)	⬇️

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[roi-codefresh]

LGTM