docs: update return annotations

Signed-off-by: Athan <[email protected]>

Author: kgryte

lib/node_modules/@stdlib/math/base/special/fast/maxf/lib/main.js

@@ -34,15 +34,15 @@ var f32 = require( '@stdlib/number/float64/base/to-float32' );
 *
 * @example
 * var v = maxf( 3.14, 4.2 );
-* // returns 4.199999809265137
+* // returns ~4.2
 *
 * @example
 * var v = maxf( 3.14, NaN );
 * // returns NaN
 *
 * @example
 * var v = maxf( NaN, 3.14 );
-* // returns 3.140000104904175
+* // returns ~3.14
 *
 * @example
 * var v = maxf( -0.0, +0.0 );