Steam Deck Client Beta Update: Misc Fixes

Note: This update is for the Steam Deck Beta and Preview channels, and includes new features that are still being tested. You can opt into this in Settings > System > Steam Update Channel.

General:

• Auto-focus chat textboxes when opening the chat tab
  

Steam Input:

• Fix an issue where booting into offline mode in desktop would result in unresponsive controller inputs until the "stay offline" dialog was clicked.
  
• Fix an issue with setting command settings inside a modeshift