more on fma setup

docs/fma-setup.md

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+The following information can be entered when creating (and then updating) an FMA integration with our FMA test service
+
+-   Integration Type: Datasets
+-   Authentication Type: NO_Auth
+-   Base URL: https://hdr-gateway-fma-test-server-dev-qmnkcg5qjq-ew.a.run.app
+-   Datasets Endpoint: /api/v1/noauth/datasets
+-   Dataset Endpoint: /api/v1/noauth/dataset/{id}
+
+<img width="1036" alt="image" src="https://github.com/HDRUK/gateway-2-integrations-testing/assets/69473770/5945e019-c6e3-4da7-843a-ce46309940f5">
+
+As can be seen from the screenshot above, the successful testing (black box on right hand side) of this endpoint allows us to enable its usage.