v4.50

• update default and basic color themes
• update tdlib to 1.8.26 from tdlib/td@b1b33cf
• update whatsmeow to 20240130 from tulir/whatsmeow@0bb4134
• update platform-specific default key bindings
• fixes #204 - add warning for unsupported platforms during whatsapp setup
• fixes #210 - first alt/opt key press may result in wrong text input
• fixes #193 - custom key bindings may stop working after using dialog
• add make.sh deps support for openSUSE
• add make.sh deps support for MacPorts