time64: Remove code duplication in separate if branches by combining the conditions
time64: Remove code duplication in separate if branches by combining the conditions

[clang-tidy] Found with bugprone-branch-clone

Signed-off-by: Rosen Penev <cd9d359349c2d33dfd3bf458517d943871c7c054@gmail.com>

libimobiledevice/libplist,libimobiledevice-win32/libplist,libimobiledevice/libplist,libimobiledevice-win32/libplist,libimobiledevice-win32/libplist,libimobiledevice/libplist,libimobiledevice-win32/libplist