fix(core): fix ada message sign and update static resource

[somebodyLi]

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[what-the-diff]

PR Summary

• Enhanced Cardano Transaction Signatures
  The capability of the Cardano transaction message has been expanded to include an optional CardanoAddressType, which provides more flexibility in handling different types of Cardano addresses.

• Improved Message Signing Logic
  The message signature mechanism in sign_message.py has been enhanced to handle different Cardano address type values. It also now uses a more efficient method for encoding address bytes for readability. We have also deleted unused elements to keep the module clean and efficient.

• UI Adjustment
  An adjustment was made to broaden the label1 and label2 sections in app_guide.py, improving the interface visibility.

• Extended Cardano Message Capabilities
  The CardanoSignMessage function now also supports the optional CardanoAddressType field, adding more versatility in handling Cardano messages.

• No Changes to Image Assets
  There haven't been any changes made to the download.png image.