docs(samples): revert integration test fix, is working again (#416)

Author: sofisl

packages/google-cloud-phishingprotection/samples/test/quickstart.js

@@ -28,13 +28,7 @@ const URI = 'http://testsafebrowsing.appspot.com/s/phishing.html';
 
 describe('Quickstart', () => {
   it('should run quickstart', async () => {
-    try {
-      execSync(`node ./quickstart.js ${URI} ${PROJECT_ID}`, {
-        cwd,
-      });
-      assert('unreachable');
-    } catch (err) {
-      assert.match(err.message, /ALREADY_EXISTS/);
-    }
+    const stdout = execSync(`node ./quickstart.js ${URI} ${PROJECT_ID}`, {cwd});
+    assert.include(stdout, 'reported');
   });
 });