Update apps/climatemappedafrica/src/components/Navigation/index.js

Yes, I agree. Initially, I thought moving everything from defaultProps to the function parameters would add value, but I later realized it was unnecessary verbosity. Looks like I forgot to change this one !

Co-authored-by: KEVIN KOECH <koechkevin92@gmail.com>

apps/climatemappedafrica/src/components/Navigation/index.js

@@ -28,7 +28,7 @@ const useStyles = makeStyles(
   }),
 );
 
-function Navigation({ variant = undefined, ...props }) {
+function Navigation({ variant, ...props }) {
   const classes = useStyles(props);
 
   return (