style: add missing spaces

Signed-off-by: Philipp Burckhardt <pburckhardt@outlook.com>

Author: Planeshifter

lib/node_modules/@stdlib/array/base/take/benchmark/benchmark.length.js

@@ -92,7 +92,7 @@ function main() {
 	for ( i = min; i <= max; i++ ) {
 		len = pow( 10, i );
 		f = createBenchmark( len );
-		bench( format( '%s:len=%d', pkg, len), f);
+		bench( format( '%s:len=%d', pkg, len ), f );
 	}
 }