x11-servers/xwayland-devel: unbreak due to x11@ being slow

> xwayland-devel-1.20.0.592 depends on package: wayland-protocols>=1.18 - not found

[...]
Dependency wayland-protocols found: NO found 1.17 but need: '>= 1.18'
Run-time dependency wayland-protocols found: NO (tried pkgconfig and cmake)
[...]
install -m 555 /usr/ports/default/x11-servers/xwayland-devel/work/xserver-1cfdd1a96580733df3625bcea3384ffee3dc92df-1cfdd1a96580733df3625bcea3384ffee3dc92df/_build/hw/xwayland/Xwayland /usr/ports/default/x11-servers/xwayland-devel/work/stage/usr/local/bin
install: /usr/ports/default/x11-servers/xwayland-devel/work/xserver-1cfdd1a96580733df3625bcea3384ffee3dc92df-1cfdd1a96580733df3625bcea3384ffee3dc92df/_build/hw/xwayland/Xwayland: No such file or directory

• Error code 71