[branding] update slideshow

src/branding/manjaro/show.qml

@@ -17,7 +17,7 @@
  */
 
 /*
- * Slides images dimensions are 800x510px.
+ * Slides images dimensions are 800x440px.
  */
 
 import QtQuick 2.0;
@@ -39,7 +39,7 @@ Presentation
         Image {
             id: background1
             source: "slide1.png"
-            width: 800; height: 510
+            width: 800; height: 440
             fillMode: Image.PreserveAspectFit
             anchors.centerIn: parent
         }
@@ -58,7 +58,7 @@ Presentation
         Image {
             id: background2
             source: "slide2.png"
-            width: 800; height: 510
+            width: 800; height: 440
             fillMode: Image.PreserveAspectFit
             anchors.centerIn: parent
         }
@@ -77,7 +77,7 @@ Presentation
         Image {
             id: background3
             source: "slide3.png"
-            width: 800; height: 510
+            width: 800; height: 440
             fillMode: Image.PreserveAspectFit
             anchors.centerIn: parent
         }
@@ -96,7 +96,7 @@ Presentation
         Image {
             id: background4
             source: "slide4.png"
-            width: 800; height: 510
+            width: 800; height: 440
             fillMode: Image.PreserveAspectFit
             anchors.centerIn: parent
         }
@@ -115,7 +115,7 @@ Presentation
         Image {
             id: background5
             source: "slide5.png"
-            width: 800; height: 510
+            width: 800; height: 440
             fillMode: Image.PreserveAspectFit
             anchors.centerIn: parent
         }