COMP: Update KWStyle

[dzenanz]

Attempting the address build warnings on Clang. Example:

KWStyle/Utilities/boost/xpressive/basic_regex.hpp:200:43: note: in instantiation of member function 'boost::xpressive::regex_compiler<std::__wrap_iter<const char *>>::compile' requested here
  200 |         return regex_compiler<BidiIter>().compile(begin, flags);
      |                                           ^

KWStyle/kwsParser.cxx:575:32: note: in instantiation of member function 'boost::xpressive::basic_regex<std::__wrap_iter<const char *>>::compile' requested here

  575 |   sregex unixNewline = sregex::compile("\r?\n|\r");
      |                                ^
In file included from KWStyle/kwsParser.cxx:18:
In file included from KWStyle/Utilities/boost/xpressive/xpressive.hpp:18:
In file included from KWStyle/Utilities/boost/xpressive/xpressive_static.hpp:24:
In file included from KWStyle/Utilities/boost/xpressive/regex_primitives.hpp:22:
In file included from KWStyle/Utilities/boost/xpressive/detail/core/matchers.hpp:46:
KWStyle/Utilities/boost/xpressive/detail/core/matcher/simple_repeat_matcher.hpp:219:32: warning: definition of implicit copy constructor for 'simple_repeat_matcher<boost::xpressive::detail::shared_matchable<std::__wrap_iter<const char *>>, mpl_::bool_<true>>' is deprecated because it has a user-provided copy assignment operator [-Wdeprecated-copy-with-user-provided-copy]
  219 |         simple_repeat_matcher &operator =(simple_repeat_matcher const &);
      |                                ^

PR Checklist

• No API changes were made (or the changes have been approved)
• No major design changes were made (or the changes have been approved)

[thewtex]

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