libobjc2: Change sel_getUid to just call sel_registerName (compatible with OS X 10.0 onwards)
libobjc2: Change sel_getUid to just call sel_registerName (compatible with OS X 10.0 onwards)

ngrewe/libobjc2,davidchisnall/libobjc2,darlinghq/darling-libobjc2,gnustep/libobjc2,crystax/android-vendor-libobjc2,crystax/android-vendor-libobjc2,darlinghq/darling-libobjc2,ngrewe/libobjc2,gnustep/libobjc2,davidchisnall/libobjc2