Test for template literal

Author: asgerf

javascript/ql/test/library-tests/PathResolution/DirnameImports/main.js

@@ -19,3 +19,5 @@ const dynamic = require(__dirname + '/' + subdir + '/target.js'); // $ importTar
 
 // Using __dirname in an AddExpr chain
 const chainedAdd = require(__dirname + '/' + 'target.js'); // $ importTarget=DirnameImports/target.js
+
+require(`${__dirname}/target.js`); // $ MISSING: importTarget=DirnameImports/target.js // TemplateLiteral is not a PathExpr