feat(admin): show and filter users by authentication source (#38900)

templates/swagger/v1-openapi3.generated.json

@@ -11939,7 +11939,7 @@
         "operationId": "adminSearchUsers",
         "parameters": [
           {
-            "description": "ID of the user's login source to search for",
+            "description": "ID of the user's login source to search for, 0 means the local users",
             "in": "query",
             "name": "source_id",
             "schema": {