chore: reorder variable declarations

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

Author: Planeshifter

lib/node_modules/@stdlib/stats/base/dists/normal/cdf/README.md

@@ -222,9 +222,9 @@ static double random_uniform( const double min, const double max ) {
 }
 
 int main( void ) {
-    double x;
-    double mu;
     double sigma;
+    double mu;
+    double x;
     double y;
     int i;
 

lib/node_modules/@stdlib/stats/base/dists/normal/cdf/examples/c/example.c

@@ -27,9 +27,9 @@ static double random_uniform( const double min, const double max ) {
 }
 
 int main( void ) {
-	double x;
-	double mu;
 	double sigma;
+	double mu;
+	double x;
 	double y;
 	int i;