client/extensions/woocommerce/state/sites/settings/stripe-connect-account/reducer.js
function connectAccountDeauthorizeComplete( state = {}, action ) {
	return Object.assign( {}, state, {
		connectedUserID: '',
		displayName: '',
		email: '',
		error: action.error || '',
		firstName: '',
		isActivated: false,
		isDeauthorizing: false,
		isRequesting: false,
		lastName: '',
		logo: '',
	} );
}
function connectAccountDeauthorizeComplete( state = {}, action ) {
	return Object.assign( {}, state, {
		connectedUserID: '',
		displayName: '',
		email: '',
		error: action.error || '',
		firstName: '',
		isActivated: false,
		isDeauthorizing: false,
		isRequesting: false,
		lastName: '',
		logo: '',
	} );
}
Updates state after deauthorization completes

@param  {Object} state  Current state
@param  {Object} action Action payload
@return {Object}        Updated state