Fix sidebar color for Kubuntu.

debian/changelog

@@ -1,3 +1,9 @@
+calamares-settings-ubuntu (1:24.04.29) UNRELEASED; urgency=medium
+
+  * Change Kubuntu's Calamares sidebar color.
+
+ -- Aaron Rainbolt <arraybolt3@ubuntu.com>  Mon, 15 Apr 2024 15:49:38 -0400
+
 calamares-settings-ubuntu (1:24.04.28) noble; urgency=medium
 
   * Run apt updates before installing packages. (LP: #2061150) 

kubuntu/branding/kubuntu/branding.desc

@@ -24,6 +24,6 @@ slideshow:               "show.qml"
 slideshowAPI:            1
 
 style:
-   SidebarBackground:    "#808080"
+   SidebarBackground:    "#74808C"
    SidebarText:          "#FFFFFF"
    SidebarTextCurrent:   "#0068C8"