devel/clanlib{22,}: unbreak on non-x86

configure: error: *** Requires SSE2 Support

System/detect_cpu_ext.cpp: In static member function 'static bool CL_System::detect_cpu_extension(CL_System::CL_CPU_ExtensionX86)':
System/detect_cpu_ext.cpp:62:88: error: impossible constraint in 'asm'

: "=a" ((out)[0]), "=r" ((out)[1]), "=c" ((out)[2]), "=d" ((out)[3]): "a" (infoType));
                                                                                     ^

System/detect_cpu_ext.cpp:79:3: note: in expansion of macro '__cpuid'

__cpuid((int*)cpuinfo, 0x1);
^

Reported by: pkg-fallout (aarch64)