fixed test.ndarray.js ESLint issue

Author: gkbishnoi07

lib/node_modules/@stdlib/stats/base/variancewd/test/test.ndarray.js

@@ -44,7 +44,6 @@ tape( 'the function calculates the variance of a strided array using Welford\'s
 	var x;
 	var v;
 
-
 	x = [ -4.0, -5.0 ];
 	v = variancewd( x.length, 1, x, 1, 0 );
 	t.strictEqual( v, 0.5, 'returns expected value' );
@@ -210,4 +209,3 @@ tape( 'the function supports view objects', function test( t ) {
 
 	t.end();
 });
-