fix: edited print statement

Author: 0PrashantYadav0

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

@@ -217,7 +217,7 @@ int main( void ) {
         x = random_uniform( 0.0, 100.0 );
         lambda = random_uniform( 0.0, 100.0 ) + STDLIB_CONSTANT_FLOAT64_EPS;
         y = stdlib_base_dists_exponential_cdf( x, lambda );
-        printf( "x: %lf, λ: %lf, f(x;λ): %lf\n", x, lambda, y );
+        printf( "x: %lf, λ: %lf, F(x;λ): %lf\n", x, lambda, y );
     }
 }
 ```

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

@@ -36,6 +36,6 @@ int main( void ) {
 		x = random_uniform( 0.0, 100.0 );
 		lambda = random_uniform( 0.0, 100.0 ) + STDLIB_CONSTANT_FLOAT64_EPS;
 		y = stdlib_base_dists_exponential_cdf( x, lambda );
-		printf( "x: %lf, λ: %lf, f(x;λ): %lf\n", x, lambda, y );
+		printf( "x: %lf, λ: %lf, F(x;λ): %lf\n", x, lambda, y );
 	}
 }