chore(code): be more explicit on config for json files

To avoid changing end line character of translation files

Author: hasecilu

.editorconfig

@@ -8,5 +8,10 @@ indent_style = space
 insert_final_newline = true
 trim_trailing_whitespace = true
 
-[*.json]
+[{server,translation}.json]
+charset = utf-8
+end_of_line = lf
 indent_size = 2
+indent_style = space
+insert_final_newline = true
+trim_trailing_whitespace = true