test: fix filename typo in test

Author: dpopp07

scripts/typedoc/generate_typedoc.sh

@@ -1,7 +1,7 @@
 ./node_modules/.bin/typedoc --mode file --theme ./scripts/typedoc/theme --excludeExternals \
     --out ./doc ./authorization/v1.ts \
     ./discovery/v1-generated.ts ./language-translator/v3.ts \
-    ./natural-language-classifier/v1-generated.ts ./natural-language-understanding/v1.ts \
+    ./natural-language-classifier/v1-generated.ts ./natural-language-understanding/v1-generated.ts \
     ./personality-insights/v3-generated.ts \
     ./speech-to-text/v1-generated.ts ./text-to-speech/v1-generated.ts \
     ./tone-analyzer/v3-generated.ts ./visual-recognition/v3-generated.ts \

test/integration/discovery.test.js

@@ -1,6 +1,6 @@
 'use strict';
 
-const DiscoveryV1 = require('../../discovery/v1');
+const DiscoveryV1 = require('../../discovery/v1-generated');
 const authHelper = require('../resources/auth_helper.js');
 const auth = authHelper.auth;
 const describe = authHelper.describe; // this runs describe.skip if there is no auth.js file :)