updated gitignore to include modules

modules/mod-no-hearthstone-cooldown/.editorconfig

@@ -0,0 +1,8 @@
+[*]
+charset = utf-8
+indent_style = space
+indent_size = 4
+tab_width = 4
+insert_final_newline = true
+trim_trailing_whitespace = true
+max_line_length = 80