Avoid type error in MuiAutocomplete

Typescript's type resolution fails to determine that we use MuiAutocomplete not in
freeSolo mode when updating to a later Material UI version.

We therefore explicitly disable freeSolo mode to avoid the wrong type error.

Co-authored-by: Stefan Dirix <sdirix@eclipsesource.com>

packages/material/src/mui-controls/MuiAutocomplete.tsx

@@ -77,6 +77,7 @@ export const MuiAutocomplete = (props: EnumCellProps & WithClassname & WithOptio
       fullWidth
       options={options}
       getOptionLabel={getOptionLabel || (option => option?.label)}
+      freeSolo={false}
       style={{ marginTop: 16 }}
       renderInput={params => (
         <Input