fix filter feature type input box width

Author: shashankbrgowda

packages/jbrowse-plugin-apollo/src/components/FilterFeatures.tsx

@@ -61,7 +61,7 @@ export const FilterFeatures = observer(function FilterFeatures({
           Select the feature types you want to display in the apollo track
         </DialogContentText>
         <Grid2 container spacing={2}>
-          <Grid2>
+          <Grid2 size={8}>
             <OntologyTermAutocomplete
               session={session}
               ontologyName="Sequence Ontology"
@@ -83,7 +83,7 @@ export const FilterFeatures = observer(function FilterFeatures({
               }}
             />
           </Grid2>
-          <Grid2>
+          <Grid2 size={4}>
             <Button
               variant="contained"
               onClick={handleAddFeatureType}