Add an implementation of the algorithm for finding bridges

[Friend-zva]

Добавлена реализация алгоритма поиска мостов:

• Tarjan's bridge-finding algorithm.

Реализовал согласно следующему источнику.

[github-actions[bot]]

Overall Project	98.18%	:green_apple:
Files changed	100%	:green_apple:

File	Coverage
TarjanBridgeFinding.kt	100%	:green_apple:
Utils.kt	100%	:green_apple:

[github-actions[bot]]

Test Results

 14 files   14 suites   0s :stopwatch: 104 tests 104 :white_check_mark: 0 :zzz: 0 :x: 107 runs  107 :white_check_mark: 0 :zzz: 0 :x:

Results for commit 9d13016a.

:recycle: This comment has been updated with latest results.

[github-actions[bot]]

Overall Project	98.18%	:green_apple:
Files changed	100%	:green_apple:

File	Coverage
TarjanBridgeFinding.kt	100%	:green_apple:
Utils.kt	100%	:green_apple:

[github-actions[bot]]

Overall Project	98.18%	:green_apple:
Files changed	100%	:green_apple:

File	Coverage
TarjanBridgeFinding.kt	100%	:green_apple:
Utils.kt	100%	:green_apple:

[IliaSuponeff]

Что здесь произошло? И мне хочется увидеть гайд)