chore: minor clean-up

Author: ShabiShett07

lib/node_modules/@stdlib/blas/base/gaxpy/lib/main.js

@@ -24,11 +24,6 @@ var stride2offset = require( '@stdlib/strided/base/stride2offset' );
 var ndarray = require( './ndarray.js' );
 
 
-// VARIABLES //
-
-var M = 4;
-
-
 // MAIN //
 
 /**