test-instrumentation-celery failing and blocking PRs

[jeremydvoss]

Describe your environment
I have a PR out: #1369 . 2 tests are failing. I sent out a plank PR which had the same failures, so I know they are unrelated:
Contrib Repo Tests / build (py37, instrumentation, ubuntu-20.04) (pull_request)

  py37-test-instrumentation-remoulade: commands succeeded
ERROR:   py37-test-instrumentation-celery: commands failed
  py37-test-instrumentation-sklearn: commands succeeded

Contrib Repo Tests / build (pypy3, instrumentation, ubuntu-20.04) (pull_request)

E   AttributeError: 'EntryPoints' object has no attribute 'get'
_ ERROR collecting instrumentation/opentelemetry-instrumentation-celery/tests/test_utils.py _
ImportError while importing test module '/home/runner/work/opentelemetry-python-contrib/opentelemetry-python-contrib/instrumentation/opentelemetry-instrumentation-celery/tests/test_utils.py'.
Hint: make sure your test modules/packages have valid Python names.
Traceback:
/opt/hostedtoolcache/Python/3.7.14/x64/lib/python3.7/importlib/__init__.py:127: in import_module
    return _bootstrap._gcd_import(name[level:], package, level)
test_utils.py:18: in <module>
    from celery import Celery
E   ImportError: cannot import name 'Celery' from 'celery' (/home/runner/work/opentelemetry-python-contrib/opentelemetry-python-contrib/.tox/py37-test-instrumentation-celery/lib/python3.7/site-packages/celery/__init__.py)
!!!!!!!!!!!!!!!!!!! Interrupted: 3 errors during collection !!!!!!!!!!!!!!!!!!!!
============================== 3 errors in 3.19s ===============================
/home/runner/work/opentelemetry-python-contrib/opentelemetry-python-contrib/.tox/py37-test-instrumentation-celery/lib/python3.7/site-packages/pytest_benchmark/logger.py:46: PytestBenchmarkWarning: Not saving anything, no benchmarks have been run!
  warner(PytestBenchmarkWarning(text))
ERROR: InvocationError for command /home/runner/work/opentelemetry-python-contrib/opentelemetry-python-contrib/.tox/py37-test-instrumentation-celery/bin/pytest --benchmark-json=py37-instrumentation-ubuntu-20.04-benchmark.json (exited with code 2)
...
  pypy3-test-instrumentation-redis: commands succeeded
ERROR:   pypy3-test-instrumentation-celery: commands failed
  pypy3-test-instrumentation-tornado: commands succeeded

Steps to reproduce
Make a pr

What is the expected behavior?
Tests should pass

What is the actual behavior?
Tests fail

Additional context
Add any other context about the problem here.