fixing upload --dry-run

[Mantodkaz]

before

pipe upload-file high.mp3 high.mp3 --dry-run
Error: error decoding response body

Caused by:
    invalid type: map, expected f64 at line 1 column 1

after

pipe upload-file high.mp3 high.mp3 --dry-run

📊 Upload Cost Estimate:
  📁 File: high.mp3
  📏 Size: 12.25 MB (0.0128 GB)
  📈 Tier: Normal
  💵 Rate: 1 PIPE tokens/GB
  💰 Estimated cost: 0.0128 PIPE tokens
  📅 Storage duration: 1 month(s)

💳 Your balance: 0.0000 PIPE tokens
⚠️  Insufficient balance!
   Need 0.0128 more PIPE tokens

   Run: pipe swap-sol-for-pipe 0.1

This is a dry run - no upload performed.