Add missing information about -T option for embedded and iphonesim target OS for aarch64 compiler help using -h option

compiler/msg/errore.msg

@@ -4321,8 +4321,10 @@ A*2Tsymbian_Symbian
 A*2Twince_Windows CE
 # aarch64 targets
 a*2Tandroid_Android
+a*2Tembedded_Embedded
 a*2Tdarwin_Darwin/Mac OS X
 a*2Tfreebsd_FreeBSD
+a*2Tiphonesim_iPhoneSimulator
 a*2Tios_iOS
 a*2Tlinux_Linux
 a*2Twin64_Windows 64