[ci] Fast fail the build matrix

.travis.yml

@@ -9,18 +9,11 @@ before_script:
   - bash -x dist/ci/obs_testsuite_travis_setup.sh
 script: "bash -x dist/ci/obs_testsuite_travis.sh $TEST_SUITE"
 env:
-  # just one special test
-  #- SUBTEST=api:functional/aaa_pre_consistency_test.rb:test_resubmit_fixtures
-  #- SUBTEST=rake:test:api
-  #- SUBTEST=rake:test:webui
-  # api and webui webrat with latest gems
-  #- SUBTEST=rake:test REMOVEGEMLOCK=true
   - TEST_SUITE=rubocop
   - TEST_SUITE=api
   - TEST_SUITE=webui
 matrix:
-  allow_failures:
-    - env: SUBTEST=rake:test REMOVEGEMLOCK=true
+  fast_finish: true
 notifications:
   irc:
      channels: