emulators/rpcs3: work around crashes on -CURRENT

RPCS3: PPU[0x1000000] Thread (main_thread) [0x0001d4f8]: SIG: Thread terminated due to fatal error: Segfault writing location 00002b1104240080 at 000000081b67b4ea.
Emu Thread Name: 'PPU[0x1000000] main_thread'.

emulators/rpcs3/Makefile

@@ -73,6 +73,11 @@ post-patch:
 		-e '/GIT_VERSION/s/local_build/${GH_TAGNAME:C/[^-]*-//}/' \
 		${WRKSRC}/${PORTNAME}/git-version.cmake
 
+post-install:
+.if exists(/usr/bin/elfctl)
+	elfctl -e +noaslr ${STAGEDIR}${PREFIX}/bin/${PORTNAME}
+.endif
+
 .include <bsd.port.pre.mk>
 
 # Ignore Mk/bsd.default-versions.mk but respect make.conf(5)