chore(core): enable output flag for cloud (#30833)

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## Current Behavior
Flag not on

## Expected Behavior
Flag on

## Related Issue(s)
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merged. -->

Fixes #

.github/workflows/ci.yml

@@ -23,6 +23,7 @@ jobs:
       NX_E2E_RUN_E2E: 'true'
       NX_CI_EXECUTION_ENV: 'linux'
       NX_CLOUD_NO_TIMEOUTS: 'true'
+      NX_CLOUD_USE_NEW_STREAM_OUTPUT: 'true'
 
     steps:
       - name: Checkout