chore: fix example and remove blank line

PR-URL: #12813
Reviewed-by: Athan Reines <kgryte@gmail.com>

Author: Planeshifter

lib/node_modules/@stdlib/stats/incr/nanmsumabs/docs/types/index.d.ts

@@ -41,8 +41,6 @@ type accumulator = ( x?: number ) => number | null;
 * @returns accumulator function
 *
 * @example
-* var nanmsumabs = require( '@stdlib/stats/incr/nanmsumabs' );
-*
 * var accumulator = incrnanmsumabs( 3 );
 *
 * var v = accumulator();

lib/node_modules/@stdlib/stats/incr/nanmsumabs/docs/types/test.ts

@@ -18,6 +18,7 @@
 
 import incrnanmsumabs = require( './index' );
 
+
 // TESTS //
 
 // The function returns an accumulator function...