Revert "Update ui-grid-column-resizer.js"

This reverts commit 9b7a885.

Author: Jameel99

packages/resize-columns/src/js/ui-grid-column-resizer.js

@@ -119,9 +119,6 @@
  if (position === 'left') {
  // Get the column to the left of this one
  var colIndex = renderContainer.visibleColumnCache.indexOf(col);
- if(colIndex === 0){
- return renderContainer.visibleColumnCache[0];
- }
  return renderContainer.visibleColumnCache[colIndex - 1 * rtlMultiplier];
  } else {
  return col;