feat(nx-cloud): remove first time using nx message from cnw

[mandarini]

Remove the "First time using Nx" message from CNW, to make sure the last log the user sees is the Cloud onboarding URL.

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1 Ignored Deployment

Name	Status	Preview	Updated (UTC)
nx-dev	⬜️ Ignored (Inspect)	Visit Preview	Jun 26, 2024 3:13pm

[nx-cloud[bot]]

☁️ Nx Cloud Report

CI is running/has finished running commands for commit 4936283937f9dec1000c8cfa3f3257bf5d1e8c50. As they complete they will appear below. Click to see the status, the terminal output, and the build insights.

📂 See all runs for this CI Pipeline Execution

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✅ Successfully ran 6 targets

• nx affected --targets=e2e,e2e-ci --base=92be32c1a82411cb5042913f0a1b6064f9f8cdde --head=4936283937f9dec1000c8cfa3f3257bf5d1e8c50 --parallel=1
• nx run-many -t check-imports check-commit check-lock-files check-codeowners documentation --parallel=1 --no-dte
• nx affected --targets=lint,test,build --base=92be32c1a82411cb5042913f0a1b6064f9f8cdde --head=4936283937f9dec1000c8cfa3f3257bf5d1e8c50 --parallel=3
• nx-cloud record -- nx format:check --base=92be32c1a82411cb5042913f0a1b6064f9f8cdde --head=4936283937f9dec1000c8cfa3f3257bf5d1e8c50
• nx documentation --no-dte
• nx affected -t e2e-macos-ci --parallel=1 --base=92be32c1a82411cb5042913f0a1b6064f9f8cdde --head=4936283937f9dec1000c8cfa3f3257bf5d1e8c50

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Sent with 💌 from NxCloud.

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