[fix] Fix Sindarin lang in Yandex

[ZhymabekRoman]

Fixes #49

[codecov-commenter]

Codecov Report

Merging #50 (30842d1) into main (1a8993b) will decrease coverage by 0.28%.
The diff coverage is 50.00%.

@@            Coverage Diff             @@
##             main      #50      +/-   ##
==========================================
- Coverage   69.13%   68.85%   -0.29%     
==========================================
  Files          23       23              
  Lines        2041     2045       +4     
==========================================
- Hits         1411     1408       -3     
- Misses        630      637       +7     

Impacted Files	Coverage Δ
translatepy/translators/yandex.py	66.40% <50.00%> (-0.55%)	⬇️
translatepy/translators/deepl.py	83.91% <0.00%> (-3.50%)	⬇️

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 1a8993b...30842d1. Read the comment docs.

[Animenosekai]

Thank you!