Update benchmark.native.js

Signed-off-by: Harsh <149176984+hrshya@users.noreply.github.com>

Author: hrshya

lib/node_modules/@stdlib/stats/base/dists/invgamma/mean/benchmark/benchmark.native.js

@@ -49,7 +49,6 @@ bench( pkg+'::native', opts, function benchmark( b ) {
 	opts = {
 		'dtype': 'float64'
 	};
-	x = uniform( 100, EPS, 200.0, opts );
 	alpha = uniform( 100, EPS + 1.0, 10.0, opts );
 	beta = uniform( 100, EPS, 10.0, opts );