removes delay(10) from HardwareSerial::end() #8634
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Description of Change
Back in April, 2021, a workaround PR #5047 was merged to fix #5043 by adding a
delay(10)intoHardwareSerial::end()This is useless as pointed in #8627
This PR removes such
delay()Tests scenarios
Simple test with ESP32
Related links
Closes #8627