Update Dolphin emulator links in documentation (#84)

Updated links for Dolphin emulator site and source.

Author: Marbe

apps/dolphin-emu.md

@@ -2,7 +2,13 @@
 
  Dolphin is a GameCube / Wii emulator, allowing you to play games for these two platforms on PC with improvements.
 
- SITE: https://github.com/pkgforge-dev/Dolphin-emu-AppImage
 
+ 
+ SITE: https://dolphin-emu.org/
+
+ SOURCE: https://github.com/dolphin-emu/dolphin
+
+ APPIMAGE: https://github.com/pkgforge-dev/Dolphin-emu-AppImage
+ 
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