chore: minor clean up

Author: Neerajpathak07

lib/node_modules/@stdlib/stats/base/dists/erlang/mgf/README.md

@@ -247,7 +247,7 @@ int main( void ) {
         lambda = random_uniform( 0.0, 10.0 ) ;
         t = random_uniform( 0.0, lambda );
         y = stdlib_base_dists_erlang_mgf( t, k, lambda );
-        printf( "t: %1f. k: %1f. λ: %1f. M_X(t;k,λ): %lf\n", t, k , lambda , y );
+        printf( "t: %lf, k: %lf, λ: %lf, M_X(t;k,λ): %lf\n", t, k, lambda, y );
     }
 }
 ```

lib/node_modules/@stdlib/stats/base/dists/erlang/mgf/benchmark/benchmark.js

@@ -83,6 +83,7 @@ bench( pkg+':factory', function benchmark( b ) {
 	for ( i = 0; i < len; i++ ) {
 		t[ i ] = uniform( 0.0, lambda );
 	}
+
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
 		y = mymgf( t[ i % len ] );

lib/node_modules/@stdlib/stats/base/dists/erlang/mgf/examples/c/example.c

@@ -38,6 +38,6 @@ int main( void ) {
 		lambda = random_uniform( 0.0, 10.0 ) ;
 		t = random_uniform( 0.0, lambda );
 		y = stdlib_base_dists_erlang_mgf( t, k, lambda );
-		printf( "t: %1f. k: %1f. λ: %1f, M_X(t;k,λ): %lf\n", t, k , lambda , y );
+		printf( "t: %lf, k: %lf, λ: %1f, M_X(t;k,λ): %lf\n", t, k, lambda, y );
 	}
 }

lib/node_modules/@stdlib/stats/base/dists/erlang/mgf/src/main.c

@@ -24,9 +24,10 @@
 /**
 * Evaluates the moment-generating function (mgf) for a Erlang distribution with parameters shape parameter `k` and rate parameter `lambda`.
 *
-* @param t    input value
-* @param p    success probability
-* @return     evaluated mgf
+* @param t         input value
+* @param k         shape parameter
+* @param lambda    rate parameter
+* @return          evaluated mgf
 *
 * @example
 * double y = stdlib_base_dists_erlang_mgf( 0.3, 1, 1.0 );