depends: libxcb 1.17.0

--without-launchd was removed in
https://gitlab.freedesktop.org/xorg/lib/libxcb/-/commit/ccdef1a8a5b6956a3fb7115d634db213433dca75.

depends/patches/libxcb/remove_pthread_stubs.patch

@@ -1,10 +1,10 @@
 Remove uneeded pthread-stubs dependency
 --- a/configure
 +++ b/configure
-@@ -19695,7 +19695,7 @@ fi
+@@ -21028,7 +21028,7 @@ fi
  NEEDED="xau >= 0.99.2"
  case $host_os in
- linux*) ;;
+ linux*|darwin*|solaris*|dragonfly*|freebsd*|netbsd*) ;;
 -     *) NEEDED="$NEEDED pthread-stubs" ;;
 +     *) NEEDED="$NEEDED" ;;
  esac