net/remmina: update to 1.4.30

Remove unneeded local patch.

ChangeLog:

• Update snap build to use freerdp 2.9.0
• Add text mime type formats to RDP clibpoard
• Ensure timer is null after destruction
• Ability to view passwords in the clear using a toggle in the password field
• Made icons viewable in lower resulution.
• Improve mime file
• Appearance preferences now refresh in the main window when the user...
• This should be a message instead of a info print. So that the user can see it by default.
• remmina_rdp_monitor_get(): fix maxw, maxh and monitorids calculation
• Rem 2864
• Fix undefined symbol error when importing gi in a python extension
• make it build on macOS
• Rem 2864
• Fix autostart file flatpak exec command
• [REM-1987] allow for dynamic resolution updates for vnc connections
• Fix overlapping text in preferences menu, terminal tab
• Allow could not authenticate banner to go away after successful reauthentication
• Add environments for easy manual testing