fix static build

Author: oliviertassinari

packages/material-ui/src/AccordionDetails/AccordionDetails.js

@@ -36,6 +36,7 @@ const AccordionDetailsRoot = experimentalStyled(
 const AccordionDetails = React.forwardRef(function AccordionDetails(inProps, ref) {
   const props = useThemeProps({ props: inProps, name: 'MuiAccordionDetails' });
   const { className, ...other } = props;
+  // TODO: convert to simple assignment after the type error in defaultPropsHandler.js:60:6 is fixed
   const styleProps = { ...props };
 
   const classes = useUtilityClasses(styleProps);

packages/material-ui/src/SnackbarContent/SnackbarContent.js

@@ -86,7 +86,8 @@ const SnackbarContentAction = experimentalStyled(
 const SnackbarContent = React.forwardRef(function SnackbarContent(inProps, ref) {
   const props = useThemeProps({ props: inProps, name: 'MuiSnackbarContent' });
   const { action, className, message, role = 'alert', ...other } = props;
-  const styleProps = props;
+  // TODO: convert to simple assignment after the type error in defaultPropsHandler.js:60:6 is fixed
+  const styleProps = { ...props };
   const classes = useUtilityClasses(styleProps);
 
   return (