emulators/rpcs3: unbreak with kern.elf64.allow_wx=0

$ rpcs3
Verification failed
(in file rpcs3/util/vm_native.cpp:192[:3], in function memory_commit) (errno=13=Permission denied)
Thread id = 0x814a12000.
Killed

PR:		261173
Submitted by:	Greg V (based on)

emulators/rpcs3/Makefile

@@ -44,7 +44,7 @@ CMAKE_ON=	CMAKE_SKIP_RPATH ${CURL FFMPEG FLATBUFFERS LIBPNG PUGIXML XXHASH:L:S/^
 CMAKE_ON+=	BUNDLE_SPEEX # only used by cubeb tests
 CMAKE_OFF=	USE_NATIVE_INSTRUCTIONS USE_PRECOMPILED_HEADERS
 LDFLAGS+=	-Wl,--as-needed # GLU
-ELF_FEATURES=	+noaslr:bin/${PORTNAME}
+ELF_FEATURES=	+noaslr,wxneeded:bin/${PORTNAME}
 
 OPTIONS_DEFINE=	ALSA EVDEV FAUDIO PULSEAUDIO JACK SNDIO VULKAN
 OPTIONS_DEFAULT=EVDEV FAUDIO PULSEAUDIO JACK SNDIO VULKAN