refactor(treewide): get rid of compile time build environment introspection

It's cursed and not very useful. Still a few uses of ctor left, but oh well.

src/service/mod.rs

@@ -34,11 +34,9 @@ pub mod transaction_ids;
 pub mod uiaa;
 pub mod users;
 
-use ctor::{ctor, dtor};
 pub(crate) use service::{Args, Dep, Service};
 
 pub use crate::services::Services;
 
 conduwuit::mod_ctor! {}
 conduwuit::mod_dtor! {}
-conduwuit::rustc_flags_capture! {}