[xfce] fix wallpaper issue on panfrost driver. And fix a syntax error in power manager config

overlays/xfce/etc/skel/.config/xfce4/xfconf/xfce-perchannel-xml/xfce4-desktop.xml

@@ -12,27 +12,27 @@
         <property name="workspace1" type="empty">
           <property name="color-style" type="int" value="0"/>
           <property name="image-style" type="int" value="5"/>
-          <property name="last-image" type="string" value="/usr/share/backgrounds/xfce/xfce-teal.jpg"/>
+          <property name="last-image" type="string" value="/usr/share/wallpapers/manjaro-arm/generic/manjaro-arm.png"/>
         </property>
         <property name="workspace2" type="empty">
           <property name="color-style" type="int" value="0"/>
           <property name="image-style" type="int" value="5"/>
-          <property name="last-image" type="string" value="/usr/share/backgrounds/xfce/xfce-teal.jpg"/>
+          <property name="last-image" type="string" value="/usr/share/wallpapers/manjaro-arm/generic/manjaro-arm.png"/>
         </property>
         <property name="workspace3" type="empty">
           <property name="color-style" type="int" value="0"/>
           <property name="image-style" type="int" value="5"/>
-          <property name="last-image" type="string" value="/usr/share/backgrounds/xfce/xfce-teal.jpg"/>
+          <property name="last-image" type="string" value="/usr/share/wallpapers/manjaro-arm/generic/manjaro-arm.png"/>
         </property>
         <property name="workspace4" type="empty">
           <property name="color-style" type="int" value="0"/>
           <property name="image-style" type="int" value="5"/>
-          <property name="last-image" type="string" value="/usr/share/backgrounds/xfce/xfce-teal.jpg"/>
+          <property name="last-image" type="string" value="/usr/share/wallpapers/manjaro-arm/generic/manjaro-arm.png"/>
         </property>
         <property name="workspace5" type="empty">
           <property name="color-style" type="int" value="0"/>
           <property name="image-style" type="int" value="5"/>
-          <property name="last-image" type="string" value="/usr/share/backgrounds/xfce/xfce-teal.jpg"/>
+          <property name="last-image" type="string" value="/usr/share/wallpapers/manjaro-arm/generic/manjaro-arm.png"/>
         </property>
       </property>
       <property name="monitorHDMI-1" type="empty">
@@ -44,7 +44,19 @@
         <property name="workspace1" type="empty">
           <property name="color-style" type="int" value="0"/>
           <property name="image-style" type="int" value="5"/>
-          <property name="last-image" type="string" value="/usr/share/backgrounds/xfce/xfce-stripes.png"/>
+          <property name="last-image" type="string" value="/usr/share/wallpapers/manjaro-arm/generic/manjaro-arm.png"/>
+        </property>
+      </property>
+      <property name="monitoreDP-1" type="empty">
+        <property name="workspace0" type="empty">
+          <property name="color-style" type="int" value="0"/>
+          <property name="image-style" type="int" value="5"/>
+          <property name="last-image" type="string" value="/usr/share/wallpapers/manjaro-arm/generic/manjaro-arm.png"/>
+        </property>
+        <property name="workspace1" type="empty">
+          <property name="color-style" type="int" value="0"/>
+          <property name="image-style" type="int" value="5"/>
+          <property name="last-image" type="string" value="/usr/share/wallpapers/manjaro-arm/generic/manjaro-arm.png"/>
         </property>
       </property>
     </property>

overlays/xfce/etc/skel/.config/xfce4/xfconf/xfce-perchannel-xml/xfce4-power-manager.xml

@@ -8,9 +8,9 @@
     <property name="logind-handle-lid-switch" type="bool" value="false"/>
     <property name="show-tray-icon" type="bool" value="true"/>
     <property name="general-notification" type="bool" value="true"/>
-    <property name="presentation-mode" type="bool" value="true"/>
+    <property name="presentation-mode" type="bool" value="false"/>
     <property name="lid-action-on-battery" type="uint" value="0"/>
-    <property name="lid-action-on-ac" type="uint" value="0"/>true
-    <property name="handle-brightness-keys" type="bool" value=""/>
+    <property name="lid-action-on-ac" type="uint" value="0"/>
+    <property name="handle-brightness-keys" type="bool" value="true"/>
   </property>
 </channel>