use new System.Text.Ascii APIs, remove internal helpers#48368

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adamsitnik merged 5 commits intodotnet:mainfrom

adamsitnik:newAsciiApi

Jul 17, 2023

Commits on May 22, 2023

use new System.Text.Ascii APIs, remove internal helpers
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Commits on May 23, 2023

Commits on May 24, 2023

address code review feedback:
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