Fix Shift-JIS Error

[askdkc]

This will fix the issue #123

Closes #123

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 75.00000% with 2 lines in your changes are missing coverage. Please review.

❗ No coverage uploaded for pull request base (main@151a958). Click here to learn what that means.

Files	Patch %	Lines
src/Encoder/Encoder.php	75.00%	2 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #170   +/-   ##
=======================================
  Coverage        ?   63.28%           
  Complexity      ?      934           
=======================================
  Files           ?       47           
  Lines           ?     2974           
  Branches        ?        0           
=======================================
  Hits            ?     1882           
  Misses          ?     1092           
  Partials        ?        0           

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[DASPRiD]

Thanks a lot for your work, this will go out with the next release, just waiting for a few other PRs to get updated as well :)