Revert "Option to Notify Workspace Owner When Usage Limit is Reached" (#17391)

Reverts openai/codex#16969

#sev3-2026-04-10-accountscheckversion-500s-for-openai-workspace-7300

codex-rs/login/src/auth/auth_tests.rs

@@ -128,7 +128,6 @@ async fn pro_account_with_no_api_key_uses_chatgpt_auth() {
                     chatgpt_plan_type: Some(InternalPlanType::Known(InternalKnownPlan::Pro)),
                     chatgpt_user_id: Some("user-12345".to_string()),
                     chatgpt_account_id: None,
-                    is_org_owner: None,
                     raw_jwt: fake_jwt,
                 },
                 access_token: "test-access-token".to_string(),

codex-rs/login/src/auth/manager.rs

@@ -302,14 +302,6 @@ impl CodexAuth {
             .and_then(|t| t.id_token.chatgpt_user_id)
     }
 
-    /// Returns `Some(true)` when the current ChatGPT token marks the user as a
-    /// workspace owner, `Some(false)` for non-owners, and `None` when auth is
-    /// unavailable or the token omits the claim.
-    pub fn is_workspace_owner(&self) -> Option<bool> {
-        self.get_current_token_data()
-            .and_then(|t| t.id_token.is_org_owner)
-    }
-
     /// Account-facing plan classification derived from the current token.
     /// Returns a high-level `AccountPlanType` (e.g., Free/Plus/Pro/Team/…)
     /// mapped from the ID token's internal plan value. Prefer this when you