JavaScript: Add another API-graph test with re-exports.

Author: Max Schaefer

javascript/ql/test/ApiGraphs/reexport/VerifyAssertions.expected

@@ -1 +1,2 @@
+| lib/stuff.js:1:19:1:103 | /* use  ... )))) */ | def (member other (member exports (module reexport))) has no outgoing edge labelled member bar; it has no outgoing edges at all. |
 | lib/utils.js:1:38:1:120 | /* use  ... )))) */ | def (member util (member exports (module reexport))) has no outgoing edge labelled member id; it has no outgoing edges at all. |

javascript/ql/test/ApiGraphs/reexport/index.js

@@ -2,5 +2,6 @@ const impl = require("./lib/impl.js");
 
 module.exports = {
     impl,
-    util: require("./lib/utils")
+    util: require("./lib/utils"),
+    other: require("./lib/stuff")
 };

javascript/ql/test/ApiGraphs/reexport/lib/stuff.js

@@ -0,0 +1,5 @@
+function foo(x) { /* use (parameter 0 (member bar (member other (member exports (module reexport)))) */
+    return x + 1;
+}
+
+export const bar = foo;