fix test cases

Author: AllenFang

packages/react-bootstrap-table2-filter/test/context.test.js

@@ -55,11 +55,13 @@ describe('FilterContext', () => {
  jest.fn().mockReturnValue(enableRemote),
  handleFilterChange
  );
+ const filterOptions = {};
 
  return (
  <FilterContext.Provider
  columns={ tableColumns }
  data={ data }
+ filter={ filterOptions }
  dataChangeListener={ dataChangeListener }
  >
  <FilterContext.Consumer>