Revert "fix(auto-update): sync cache package.json to opencode.json intent"

src/hooks/auto-update-checker/hook/background-update-check.ts

@@ -4,7 +4,7 @@ import { log } from "../../../shared/logger"
 import { invalidatePackage } from "../cache"
 import { PACKAGE_NAME } from "../constants"
 import { extractChannel } from "../version-channel"
-import { findPluginEntry, getCachedVersion, getLatestVersion, revertPinnedVersion, syncCachePackageJsonToIntent } from "../checker"
+import { findPluginEntry, getCachedVersion, getLatestVersion, revertPinnedVersion } from "../checker"
 import { showAutoUpdatedToast, showUpdateAvailableToast } from "./update-toasts"
 
 function getPinnedVersionToastMessage(latestVersion: string): string {
@@ -65,10 +65,6 @@ export async function runBackgroundUpdateCheck(
     return
   }
 
-  // Sync cache package.json to match opencode.json intent before updating
-  // This handles the case where user switched from pinned version to tag (e.g., 3.10.0 -> @latest)
-  syncCachePackageJsonToIntent(pluginInfo)
-
   invalidatePackage(PACKAGE_NAME)
 
   const installSuccess = await runBunInstallSafe()