Update to mauikit version v3.1.0

Author: probal31

.github/workflows/build-appimage-amd64.yml

@@ -14,9 +14,9 @@ jobs:
         DEBIAN_FRONTEND: noninteractive
 
     env:
-      BRANCH_MAUIMAN: v3.0.1
-      BRANCH_MAUIKIT: v3.0.1
-      BRANCH_MAUIKIT_FILEBROWSING: v3.0.1
+      BRANCH_MAUIMAN: v3.1.0
+      BRANCH_MAUIKIT: v3.1.0
+      BRANCH_MAUIKIT_FILEBROWSING: v3.1.0
 
     steps:
       - name: Install basic packages

nx-software-center-appimage.yml

@@ -127,5 +127,6 @@ AppDir:
 
 AppImage:
   arch: x86_64
+  comp: xz
   file_name: nx-software-center-latest-x86_64.AppImage
   update-information: gh-releases-zsync|Nitrux|nx-software-center|latest|*x86_64.AppImage.zsync