fix(nsis): extensions sorting (force case-insensitive with any locale/collate)

Author: Ciro Scognamiglio

src/inst/nsis/filetype_associations_component_util_generator.sh

@@ -75,7 +75,7 @@ for mime_type in "${mime_types_supported[@]}"; do
   supportedFiletypes["$mime_comment"]="$mime_suffixes_onelined"
 done
 
-readarray -d '' supportedFiletypesSorted < <(printf "%s\0" "${!supportedFiletypes[@]}" | sort -z)
+readarray -d '' supportedFiletypesSorted < <(printf "%s\0" "${!supportedFiletypes[@]}" | sort -fz)
 
 echo -n "!macro addFiletypeAssociationsComponentContent" >>"$output_filename"