style: remove trailing whitespace

Signed-off-by: Gunj Joshi <[email protected]>

Author: gunjjoshi

lib/node_modules/@stdlib/math/base/special/sech/README.md

@@ -144,7 +144,7 @@ double stdlib_base_sech( const double x );
 
 int main( void ) {
     const double x[] = { -4.0, -3.11, -2.22, -1.33, -0.44, 0.44, 1.33, 2.22, 3.11, 4.0 };
-    
+
     double v;
     int i;
     for ( i = 0; i < 10; i++ ) {