net/xrdp: Update to 0.9.11

New features

• Suppress output (do not draw screen when client window is minimized)
• Audio input (microphone) redirection compatible with MS-RDPEAI
• Now xrdp can listen on more than one port

Bug fixes

• Fix the issue audio redirection sometimes sounds with long delay
• Check term event for more responsive shutdown

Sponsored by: HAW International, Inc.