feat(oidc): optimize the userinfo endpoint (#7706)

* feat(oidc): optimize the userinfo endpoint

* store project ID in the access token

* query for projectID if not in token

* add scope based tests

* Revert "store project ID in the access token"

This reverts commit 5f0262f239.

* query project role assertion

* use project role assertion setting to return roles

* workaround eventual consistency and handle PAT

* do not append empty project id

internal/query/auth_request_by_id.sql

@@ -0,0 +1,15 @@
+select
+    id,
+    creation_date,
+    login_client,
+    client_id,
+    scope,
+    redirect_uri,
+    prompt,
+    ui_locales,
+    login_hint,
+    max_age,
+    hint_user_id
+from projections.auth_requests %s
+where id = $1 and instance_id = $2
+limit 1;