Make the Display modal small

Author: garronej

src/Display/Display.tsx

@@ -44,7 +44,7 @@ export function Display() {
     })();
 
     return (
-        <modal.Component title={t("display settings")}>
+        <modal.Component title={t("display settings")} size="small">
             <div /*id="fr-display"*/ className="fr-display">
                 <div className={fr.cx("fr-form-group" as any)}>
                     <fieldset className={fr.cx("fr-fieldset")}>