override namespace Observable #trivial

[trmquang93]

this resolve error on Xcode 15, that can not build project

[rxswiftcommunity[bot]]

Thanks a lot for contributing @trmquang93! I've invited you to join the RxSwiftCommunity GitHub organization – no pressure to accept! If you'd like more information on what this means, check out our contributor guidelines and feel free to reach out with any questions.

Generated by :no_entry_sign: dangerJS

[JoeMatt]

I haven't seen an error myself.

Could this cause issues with older XCode. I don't know what the RxSwift community guidelines are on something like that, if there are any.

This change looks sound and simple to me but I want to double check it won't give another project problems.