[ie/netease:program] Improve --no-playlist message

[pzhlkj6612]

IMPORTANT: PRs without the template will be CLOSED

Description of your pull request and other information

Hello! I'm from #9197 (comment).

Comparison:

  [netease:program] Extracting URL: https://music.163.com/#/program?id=10109051 
  [netease:program] 10109051: Downloading program info
- [netease:program] Downloading playlist 10109051 - add --no-playlist to download just the video 32591923
+ [netease:program] Downloading program 10109051 - add --no-playlist to download just the song 32591923

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Template

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• At least skimmed through contributing guidelines including yt-dlp coding conventions
• Searched the bugtracker for similar pull requests
• Checked the code with flake8 and ran relevant tests

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• Fix or improvement to an extractor (Make sure to add/update tests)
• New extractor (Piracy websites will not be accepted)
• Core bug fix/improvement
• New feature (It is strongly recommended to open an issue first)