Fix: correct function and variable naming in fish completion script

Author: TimSoethout

autocomplete/fish_autocomplete

@@ -1,6 +1,6 @@
 # This is a shell completion script auto-generated by https://github.com/urfave/cli for fish.
 
-function __%[1]_perform_completion
+function __%[1]s_perform_completion
     # Extract all args except the last one
     set -l args (commandline -opc)
     # Extract the last arg (partial input)
@@ -18,18 +18,18 @@ function __%[1]_perform_completion
     end
 
     for line in $results
-        if not string match -q -- "%[1]*" $line
+        if not string match -q -- "%[1]s*" $line
             set -l parts (string split -m 1 ":" -- "$line")
             if test (count $parts) -eq 2
-                printf "%s\t%s\n" "$parts[1]" "$parts[2]"
+                printf "%%s\t%%s\n" "$parts[1]" "$parts[2]"
             else
-                printf "%s\n" "$line"
+                printf "%%s\n" "$line"
             end
         end
     end
 end
 
-# Clear existing completions for %[1]
-complete -c %[1] -e
+# Clear existing completions for %[1]s
+complete -c %[1]s -e
 # Register completion function
-complete -c %[1] -f -a '(__%[1]_perform_completion)'
+complete -c %[1]s -f -a '(__%[1]s_perform_completion)'