chore: apply suggestions from code review

Signed-off-by: Philipp Burckhardt <[email protected]>

Author: Planeshifter

lib/node_modules/@stdlib/stats/base/dists/beta/variance/README.md

@@ -182,7 +182,7 @@ double out = stdlib_base_dists_beta_variance( 1.0, 1.0 );
 The function accepts the following arguments:
 
 -   **alpha**: `[in] double` first shape parameter.
--   **beta**: `[in] double`  second shape parameter.
+-   **beta**: `[in] double` second shape parameter.
 
 ```c
 double stdlib_base_dists_beta_variance( const double alpha, const double beta );
@@ -222,7 +222,6 @@ int main( void ) {
     double beta;
     double y;
     int i;
-    
     for ( i = 0; i < 25; i++ ) {
         alpha = random_uniform( 0.0, 10.0 ) + STDLIB_CONSTANT_FLOAT64_EPS;
         beta = random_uniform( 0.0, 10.0 ) + STDLIB_CONSTANT_FLOAT64_EPS;

lib/node_modules/@stdlib/stats/base/dists/beta/variance/src/main.c

@@ -34,7 +34,7 @@ double stdlib_base_dists_beta_variance( const double alpha, const double beta )
 	double apb;
 	double out;
 	if ( alpha <= 0.0 || beta <= 0.0 ) {
-		return 0.0/0.0;// NaN
+		return 0.0/0.0; // NaN
 	}
 	apb = alpha + beta;
 	out = alpha * beta;