Translate preserving-and-resetting-state.md to Portuguese#1008

NivaldoFarias wants to merge 1 commit intoreactjs:mainreactjs/pt-br.react.dev:mainfrom

NivaldoFarias:translate/learn/preserving-and-resetting-state.mdNivaldoFarias/pt-br.react.dev:translate/learn/preserving-and-resetting-state.mdCopy head branch name to clipboard