Use a different pytest contexts flag name to not conflict with the in-process version

openedx/testing/coverage_context_listener/pytest_plugin.py

@@ -44,8 +44,8 @@ def pytest_configure(config):
 def pytest_addoption(parser):
     group = parser.getgroup("coverage")
     group.addoption(
-        "--pytest-contexts",
+        "--pytest-remote-contexts",
         action="store_true",
         dest="pytest-contexts",
-        help="Capture the pytest contexts that coverage is being captured in",
+        help="Capture the pytest contexts that coverage is being captured in in another process",
     )

scripts/generic-ci-tests.sh

@@ -179,7 +179,7 @@ case "$TEST_SUITE" in
             PAVER_ARGS="$PAVER_ARGS --with-wtw=origin/master"
         fi
         if [[ -n "$COLLECT_WHO_TESTS_WHAT" ]]; then
-            PAVER_ARGS="$PAVER_ARGS --pytest-contexts --coveragerc=common/test/acceptance/.coveragerc"
+            PAVER_ARGS="$PAVER_ARGS --pytest-remote-contexts --coveragerc=common/test/acceptance/.coveragerc"
         fi
         export BOKCHOY_HEADLESS=true