* Docs: Add a note about email being required and the usage of sub claim
* Update docs/sources/setup-grafana/configure-security/configure-authentication/generic-oauth/index.md
Co-authored-by: Misi <mgyongyosi@users.noreply.github.com>
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Co-authored-by: Misi <mgyongyosi@users.noreply.github.com>