gridjs: [BUGS] [SERVER-SIDE] [COLUMNS] It's doing extra request for each column

Describe the bug The library doing request for each columns that actually unwanted because it increase traffic and make problems to debug

To Reproduce Steps to reproduce the behavior:

1. Go to https://gridjs.io/docs/examples/server-side-sort
2. clear networks
3. add 3 columns to the example code or copy full code below
4. look networks expected: 1 request current: 5 requests

const grid = new Grid({
  sort: {
    multiColumn: false,
    server: {
      url: (prev, columns) => {
       if (!columns.length) return prev;
       
       const col = columns[0];
       const dir = col.direction === 1 ? 'asc' : 'desc';
       let colName = ['name', 'rarity', '1', '2', '3'][col.index];
       
       return `${prev}&order=${colName}&dir=${dir}`;
     }
    }
  },
  columns: [
   'Name',
   'Rarity',
   '1',
   '2',
   '3',
   {
     name: 'Image',
     width: '30%',
     sort: false,
     formatter: (img) => html(`<center><img src='${img}'/></center>`)
   }
  ],
  server: {
    url: 'https://api.scryfall.com/cards/search?q=Inspiring',
    then: data => data.data.map(card => [card.name, card.rarity, card.image_uris.small]),
    total: data => data.total_cards
  } 
});