Update linebot/version.go forcibly when release is published

[Yang-33]

This change adds github workflow to update linebot/version.go forcibly with published git tag when release is published.
If it works, we don't have to update the file manually!

Resolve #362

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (e44a70b) 55.68% compared to head (8e2a564) 55.68%.

❗ Current head 8e2a564 differs from pull request most recent head 5921ed8. Consider uploading reports for the commit 5921ed8 to get more accurate results

Additional details and impacted files

@@           Coverage Diff           @@
##           master     #386   +/-   ##
=======================================
  Coverage   55.68%   55.68%           
=======================================
  Files          86       86           
  Lines        5414     5414           
=======================================
  Hits         3015     3015           
  Misses       2179     2179           
  Partials      220      220           

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