[docs] [issue17286] Make subprocess handling text output with universal_newlines more obious

[Cheryl Sabella]

Change by Cheryl Sabella <cheryl.sabella at gmail.com>:


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resolution:  -> duplicate
stage: needs patch -> resolved
status: open -> closed
superseder:  -> subprocess.run should alias universal_newlines to text

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue17286>
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