fix(editorconfig): add missing } to bat/cmd regex (#3529)

Author: huiyifyj

.editorconfig

@@ -12,7 +12,7 @@ indent_style = space
 insert_final_newline = true
 trim_trailing_whitespace = true
 
-[*.{bat,cmd,[Bb][Aa][Tt],[Cc][Mm][Dd]]
+[*.{[Bb][Aa][Tt],[Cc][Mm][Dd]}]
 # DOS/Win *requires* BAT/CMD files to have CRLF newlines
 end_of_line = crlf