test: update description

Signed-off-by: Athan <kgryte@gmail.com>

Author: kgryte

lib/node_modules/@stdlib/ndarray/base/rotr90/test/test.js

@@ -512,7 +512,7 @@ tape( 'the function supports a stack of matrices for all values of k', function
 	t.end();
 });
 
-tape( 'the function supports the `writable` parameter', function test( t ) {
+tape( 'the function supports a `writable` parameter', function test( t ) {
 	var arr;
 	var buf;
 	var x;