fix: added main section and eps value

Author: 0PrashantYadav0

lib/node_modules/@stdlib/stats/base/dists/gamma/mode/benchmark/c/benchmark.c

@@ -17,6 +17,7 @@
 */
 
 #include "stdlib/stats/base/dists/gamma/mode.h"
+#include "stdlib/constants/float64/eps.h"
 #include <stdlib.h>
 #include <stdio.h>
 #include <math.h>
@@ -100,8 +101,8 @@ static double benchmark( void ) {
 	int i;
 
 	for ( i = 0; i < 100; i++ ) {
-		alpha[ i ] = random_uniform( 0.0, 20.0 );
-		beta[ i ] = random_uniform( 0.0, 20.0 );
+		alpha[ i ] = random_uniform( 0.0, 20.0 ) + STDLIB_CONSTANT_FLOAT64_EPS;
+		beta[ i ] = random_uniform( 0.0, 20.0 ) + STDLIB_CONSTANT_FLOAT64_EPS;
 	}
 
 	t = tic();

lib/node_modules/@stdlib/stats/base/dists/gamma/mode/lib/native.js

@@ -22,9 +22,13 @@
 
 var addon = require( './../src/addon.node' );
 
+
+// MAIN //
+
 /**
 * Returns the mode of a gamma distribution.
 *
+* @private
 * @param {PositiveNumber} alpha - shape parameter
 * @param {PositiveNumber} beta - rate parameter
 * @returns {NonNegativeNumber} mode