set encoding UTF-8 for accepting multibyte character
Fix typo: data --> date
Merge pull request #13399 from ghiculescu/patch-1

Fix typo: data --> date [ci-skip]
Merge pull request #13398 from kuldeepaggarwal/build-fixes

set encoding UTF-8 for accepting multibyte character
fix typos and grammar mistake [ci skip]
Merge pull request #13400 from nishant-cyro/docs

fix typos and grammar mistake [ci skip]
Unused classes in AS tests