Docs/usability fix: the README quickstart and several SDK docstrings used the invalid board id esp32s3; the correct type is esp32-s3. Copy-pasting the quickstart previously failed with "no available board". No API or behavior changes.
Docs/usability fix: the README quickstart and several SDK docstrings used the invalid board id esp32s3; the correct type is esp32-s3. Copy-pasting the quickstart previously failed with "no available board". No API or behavior changes.