fix(acp): rename --experimental-acp to --acp & remove Zed-specific refrences (#21171)

packages/cli/src/gemini.tsx

@@ -79,7 +79,7 @@ import {
   type InitializationResult,
 } from './core/initializer.js';
 import { validateAuthMethod } from './config/auth.js';
-import { runZedIntegration } from './zed-integration/zedIntegration.js';
+import { runAcpClient } from './acp/acpClient.js';
 import { validateNonInteractiveAuth } from './validateNonInterActiveAuth.js';
 import { checkForUpdates } from './ui/utils/updateCheck.js';
 import { handleAutoUpdate } from './utils/handleAutoUpdate.js';
@@ -672,8 +672,8 @@ export async function main() {
       await getOauthClient(settings.merged.security.auth.selectedType, config);
     }
 
-    if (config.getExperimentalZedIntegration()) {
-      return runZedIntegration(config, settings, argv);
+    if (config.getAcpMode()) {
+      return runAcpClient(config, settings, argv);
     }
 
     let input = config.getQuestion();