docs: fix missing decimals

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---

Author: kgryte

lib/node_modules/@stdlib/blas/ext/to-sortedhp/lib/main.js

@@ -79,7 +79,7 @@ var format = require( '@stdlib/string/format' );
 * // returns <ndarray>
 *
 * var arr = ndarray2array( out );
-* // returns [ [ [ -5, -3 ] ], [ [ 1, 2 ] ], [ [ 4, 6 ] ] ]
+* // returns [ [ [ -5.0, -3.0 ] ], [ [ 1.0, 2.0 ] ], [ [ 4.0, 6.0 ] ] ]
 */
 function toSortedhp( x ) {
 	var sortOrder;