Watcom: Replace WATCOMQUOTE format by UseWatcomQuote attribute

Replace WATCOMQUOTE output format by UseWatcomQuote attribute to properly handle single quote
This attribute is used globaly only for Watcom linker to handle single-quote separator instead of double-quote
it doesn't mean different output format only change of quoting separator
It is now applied to any output form SHELL/RESPONSE/NINJAMULTI if Watcom linker is used otherwise double-quote is used