Remove redundant desktop file and change desktop/icon file name to net.kuribo64.melonDS, also change melonds to melonDS.

flatpak/net.kuribo64.melonDS.yml

@@ -1,5 +1,5 @@
 ---
-app-id: net.kuribo64.melonds
+app-id: net.kuribo64.melonDS
 runtime: org.freedesktop.Platform
 runtime-version: '18.08'
 sdk: org.freedesktop.Sdk
@@ -22,10 +22,8 @@ modules:
     buildsystem: cmake-ninja
     sources:
       - type: git
-        url: https://github.com/StapleButter/melonDS.git
-        commit: d4d4965b2fffc69958685a25a9d9fc0c78b54567
-      - type: file
-        path: net.kuribo64.melonds.desktop
+        url: https://github.com/Arisotura/melonDS.git
+        branch: master
     post-install:
-      - "desktop-file-install --dir=/app/share/applications net.kuribo64.melonds.desktop"
-      - "install -D icon/melon_256x256.png /app/share/icons/hicolor/256x256/apps/net.kuribo64.melonds.png"
+      - "desktop-file-install --dir=/app/share/applications net.kuribo64.melonDS.desktop"
+      - "install -D icon/melon_256x256.png /app/share/icons/hicolor/256x256/apps/net.kuribo64.melonDS.png"

flatpak/net.kuribo64.melonds.desktop

@@ -1,8 +0,0 @@
-[Desktop Entry]
-Name=melonDS
-Comment=Nintendo DS emulator
-Exec=melonDS
-Type=Application
-Categories=Game;
-Terminal=false
-Icon=net.kuribo64.melonds