Electrum 4.3.4 Release

Lightning Improvements:

• Enhanced reliability of trampoline payments (5251e7f8)
• Updated trampoline feature bits to differ from Eclair implementation (#8141)

Invoice Handling Fix:

• Corrected get_request_by_addr function to accurately map addresses to request IDs, addressing issues with address reuse (#8113)

Core Improvements:

• Resolved a deadlock issue in wallet.py (52e2da3a)
• CLI: Added detection for already running daemon instances (c7e2125f)

Linux Packaging:

• Included AppStream metainfo.xml file for improved integration with Linux package managers (#8149)

Payserver Plugin Enhancements:

• Replaced vendored QR code library
• Introduced separate tabs for on-chain and Lightning invoices
• Overhauled HTML and JavaScript for improved user experience