[CONSRV] wcwidth.c: Fix out-of-range comparisons Clang warnings for wchar_t's, that...

[CONSRV] wcwidth.c: Fix out-of-range comparisons Clang warnings for wchar_t's, that are only 2 bytes long on NT. (#3619)
CORE-17545

win32ss/user/winsrv/consrv/frontends/wcwidth.c:203:30: warning: result of comparison of constant 262141 with expression of type 'wchar_t' (aka 'unsigned short') is always true [-Wtautological-constant-out-of-range-compare]
      (ucs >= 0x30000 && ucs <= 0x3fffd)));
                         ~~~ ^  ~~~~~~~
win32ss/user/winsrv/consrv/frontends/wcwidth.c:203:12: warning: result of comparison of constant 196608 with expression of type 'wchar_t' (aka 'unsigned short') is always false [-Wtautological-constant-out-of-range-compare]
      (ucs >= 0x30000 && ucs <= 0x3fffd)));
       ~~~ ^  ~~~~~~~
win32ss/user/winsrv/consrv/frontends/wcwidth.c:202:30: warning: result of comparison of constant 196605 with expression of type 'wchar_t' (aka 'unsigned short') is always true [-Wtautological-constant-out-of-range-compare]
      (ucs >= 0x20000 && ucs <= 0x2fffd) ||
                         ~~~ ^  ~~~~~~~
win32ss/user/winsrv/consrv/frontends/wcwidth.c:202:12: warning: result of comparison of constant 131072 with expression of type 'wchar_t' (aka 'unsigned short') is always false [-Wtautological-constant-out-of-range-compare]
      (ucs >= 0x20000 && ucs <= 0x2fffd) ||
       ~~~ ^  ~~~~~~~