Update SHA (#3012)

Author: lzchen

.github/workflows/test.yml

@@ -10,7 +10,7 @@ env:
   # Otherwise, set variable to the commit of your branch on
   # opentelemetry-python-contrib which is compatible with these Core repo
   # changes.
-  CONTRIB_REPO_SHA: a47c45e61b4a7906f826b203f15f0dcf646ee185
+  CONTRIB_REPO_SHA: 10918b8e0df18dc944dc93116b18ba81b097e52f
   # This is needed because we do not clone the core repo in contrib builds anymore.
   # When running contrib builds as part of core builds, we use actions/checkout@v2 which
   # does not set an environment variable (simply just runs tox), which is different when