Fix JSHint complaints

Author: westonruter

tools/local-env/scripts/install.js

@@ -1,3 +1,5 @@
+/* jshint node:true */
+
 const dotenv       = require( 'dotenv' );
 const dotenvExpand = require( 'dotenv-expand' );
 const wait_on = require( 'wait-on' );
@@ -28,8 +30,8 @@ const testConfig = readFileSync( 'wp-tests-config-sample.php', 'utf8' )
 	.replace( 'yourusernamehere', 'root' )
 	.replace( 'yourpasswordhere', 'password' )
 	.replace( 'localhost', 'mysql' )
-	.replace( "'WP_TESTS_DOMAIN', 'example.org'", `'WP_TESTS_DOMAIN', '${process.env.LOCAL_WP_TESTS_DOMAIN}'` )
-	.concat( "\ndefine( 'FS_METHOD', 'direct' );\n" );
+	.replace( `'WP_TESTS_DOMAIN', 'example.org'`, `'WP_TESTS_DOMAIN', '${process.env.LOCAL_WP_TESTS_DOMAIN}'` )
+	.concat( `\ndefine( 'FS_METHOD', 'direct' );\n` );
 
 writeFileSync( 'wp-tests-config.php', testConfig );