[gsettings-desktop-schemas] privacy: Enable USB protection in "lockscreen" mode by default

[Carlos Garnacho <carlosg src gnome org>]

commit acea456a57b2a3b25e5c1966f514a9ff192ea647
Author: Tobias Mueller <muelli cryptobitch de>
Date:   Wed May 27 20:49:47 2020 +0000

    privacy: Enable USB protection in "lockscreen" mode by default
    
    With this change, g-s-d will spawn the USB component which controls USBGuard.
    If the USBGuard is not present or its version is not compatible, it shuts down and should not affect the 
user's session.

 schemas/org.gnome.desktop.privacy.gschema.xml.in | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)
---
diff --git a/schemas/org.gnome.desktop.privacy.gschema.xml.in 
b/schemas/org.gnome.desktop.privacy.gschema.xml.in
index 7f12267..4d77e5f 100644
--- a/schemas/org.gnome.desktop.privacy.gschema.xml.in
+++ b/schemas/org.gnome.desktop.privacy.gschema.xml.in
@@ -75,10 +75,11 @@
       <description>If TRUE, applications should not make sound.</description>
     </key>
     <key name="usb-protection" type="b">
-      <default>false</default>
+      <default>true</default>
       <summary>Whether to protect USB devices</summary>
-      <description>If TRUE, USB devices will be protected as configured in
-        the key usb-protection-level.
+      <description>If the USBGuard service is present and this setting is
+        enabled, USB devices will be protected as configured in the
+        usb-protection-level setting.
       </description>
     </key>
     <key name="usb-protection-level" enum="org.gnome.desktop.GDesktopUsbProtection">