Initdb: fix initial role name

src/gisaf/database.py

@@ -234,7 +234,7 @@ async def populate_init_db():
             active=True,
         )
         role = await create_role(
-            session, name="admin", description="Initial admin user"
+            session, name="manager", description="Manage users, permissions, etc"
         )
         await session.refresh(user)
         await session.refresh(role)