Added travis wait to Spark Integration Tests - Other

.travis.yml

@@ -173,6 +173,8 @@ jobs:
         name: ws4
         paths:
           - coverage.*.xml
+    script:
+      - travis_wait 30 pytest --override-ini=python_files="${PYTEST_INCLUDE_GLOB}" --ignore-glob="${PYTEST_EXCLUDE_GLOB}" -m "${PYTEST_MARK_EXPRESSION}" -k "${PYTEST_MATCH_EXPRESSION}" --cov=usaspending_api --cov-report term --cov-report xml:coverage.$TRAVIS_JOB_INDEX.xml --reuse-db -r=fEs --numprocesses ${PYTEST_XDIST_NUMPROCESSES} --dist worksteal --verbosity=1 --durations 50
     # Inherits "global" job phases defined below (e.g. before_install, install, before_script, script, etc.)
   - name: Non-Spark Integration Tests
     env: