feat(qrlogin): add QR login helper

[tdakkota]

No description provided.

[ernado]

А оно еще инстабанит?

[tdakkota]

А оно еще инстабанит?

на тесте нет, на проде не рисковал

[codecov]

Codecov Report

Merging #559 (b56dfb6) into main (39e401b) will decrease coverage by 0.26%.
The diff coverage is 63.75%.

@@            Coverage Diff             @@
##             main     #559      +/-   ##
==========================================
- Coverage   69.94%   69.67%   -0.27%     
==========================================
  Files         379      384       +5     
  Lines       17316    17476     +160     
==========================================
+ Hits        12112    12177      +65     
- Misses       4459     4542      +83     
- Partials      745      757      +12     

Impacted Files	Coverage Δ
telegram/auth.go	15.38% <0.00%> (-17.95%)	⬇️
telegram/auth/qrlogin/errors.go	0.00% <0.00%> (ø)
telegram/migrate_to_dc.go	53.19% <0.00%> (-14.38%)	⬇️
telegram/auth/qrlogin/token.go	69.44% <69.44%> (ø)
telegram/auth/qrlogin/qrlogin.go	70.21% <70.21%> (ø)
telegram/auth/qrlogin/accept.go	100.00% <100.00%> (ø)
telegram/auth/qrlogin/options.go	100.00% <100.00%> (ø)
internal/mtproto/salt.go	73.33% <0.00%> (-13.34%)	⬇️
transport/connection.go	64.70% <0.00%> (-8.83%)	⬇️
internal/mtproto/write.go	83.78% <0.00%> (-8.11%)	⬇️
... and 9 more

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