Update fish.md

Author: ivan-hc

apps/fish.md

@@ -1,8 +1,8 @@
 # FISH
 
- Creates an AppImage for `fish` shell.
+ The user-friendly command line shell.
 
- SITE: https://github.com/Maverobot/fish.AppImage
+ SITE: https://github.com/fish-shell/fish-shell
 
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