Add support for .tar.gz build packs in the build package viewer

initdb.py

@@ -349,6 +349,12 @@ def populate_database():
   build.uuid = 'deadbeef-dead-beef-dead-beefdeadbeef'
   build.save()
 
+  build2 = model.create_repository_build(building, token, job_config,
+                                        '68daeebd-a5b9-457f-80a0-4363b882f8ea',
+                                        'build-name', trigger)
+  build2.uuid = 'deadpork-dead-pork-dead-porkdeadpork'
+  build2.save()
+
   org = model.create_organization('buynlarge', 'quay@devtable.com',
                                   new_user_1)
   org.stripe_id = TEST_STRIPE_ID