build: fix template string for package name

Author: kgryte

lib/node_modules/@stdlib/random/scripts/scaffolds/binary/data/README__md.txt

@@ -27,7 +27,7 @@ limitations under the License.
 ## Usage
 
 ```javascript
-var {{ALIAS}} = require( '@stdlib/random/{{ALIAS}}' );
+var {{ALIAS}} = require( '@{{PKG}}' );
 ```
 
 #### {{ALIAS}}( shape, {{PARAM_1}}, {{PARAM_2}}\[, options] )