Chore/fix mc2dp aggmds config to support cohort discovery

[craigrbarnes]

Link to Jira ticket if there is one:

Environments

Description of changes

adds "is_synthetic": {}, to mc2dp's agg mds config file

[github-actions]

filepath	passed	failed	error	skipped	SUBTOTAL
tests/test_aggregate_mds.py	0	0	3	0	3
tests/test_discoverypage.py	0	0	3	0	3
tests/test_pfb_export.py	0	0	3	0	3
tests/test_ras_authn.py	0	0	3	0	3
tests/test_study_viewer.py	0	0	3	0	3
tests/test_centralized_auth.py	0	0	0	16	16
tests/test_oauth2.py	0	0	0	15	15
tests/test_dicom_viewer.py	0	0	0	4	4
tests/test_etl.py	0	0	0	1	1
tests/test_graph_submit_and_query.py	4	8	0	2	14
tests/test_gen3_workflow.py	0	0	0	11	11
tests/test_data_upload.py	4	4	0	1	9
tests/test_dbgap.py	3	1	0	1	5
tests/test_audit_service.py	0	0	0	6	6
tests/test_requestor.py	0	0	0	5	5
tests/test_login_page.py	0	0	0	2	2
tests/test_register_user.py	0	0	0	2	2
tests/test_gen3ff_landing_page.py	0	0	0	2	2
tests/test_google_data_access.py	0	0	0	1	1
tests/test_homepage.py	0	0	0	1	1
tests/test_guppy_service.py	8	0	0	0	8
tests/test_presigned_url.py	7	0	0	0	7
tests/test_drs_endpoint.py	4	0	0	0	4
tests/test_user_token.py	3	2	0	0	5
tests/test_client_credentials.py	1	0	0	0	1
tests/test_gen3client.py	1	0	0	0	1
tests/test_manifest_service.py	1	0	0	0	1
tests/test_oidc_client.py	2	0	0	0	2
tests/test_user_data_library.py	2	0	0	0	2
tests/test_workspace.py	0	1	0	0	1
TOTAL	40	16	15	70	141

Please find the detailed integration test report here

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Please find the ci env pod logs here

[github-actions]

filepath	passed	failed	error	skipped	SUBTOTAL
tests/test_aggregate_mds.py	0	0	3	0	3
tests/test_discoverypage.py	0	0	3	0	3
tests/test_pfb_export.py	0	0	3	0	3
tests/test_ras_authn.py	0	0	3	0	3
tests/test_study_viewer.py	0	0	3	0	3
tests/test_graph_submit_and_query.py	4	8	0	2	14
tests/test_data_upload.py	4	4	0	1	9
tests/test_dbgap.py	3	1	0	1	5
tests/test_workspace.py	0	1	0	0	1
tests/test_user_token.py	3	2	0	0	5
TOTAL	14	16	15	4	49

Please find the detailed integration test report here

Login here

Please find the ci env pod logs here