[rust] hide the docs of deprecated items

rust/build/build.rs

@@ -77,7 +77,8 @@ fn main() {
     }
 
     // Finish the builder and generate the builder.
-    let bindings = builder.generate()
+    let bindings = builder
+        .generate()
         // Unwrap the Result and panic on failure.
         .expect("Unable to generate bindings");
 

rust/src/channel/mod.rs

@@ -282,6 +282,7 @@ pub const NCALPHA_FG_RGB_MASK: u64 = crate::bindings::ffi::CELL_FG_RGB_MASK;
 pub type NcChannels = u64;
 
 #[deprecated]
+#[doc(hidden)]
 pub type NcChannelPair = NcChannels;
 
 // NcRgb

rust/src/notcurses/mod.rs

@@ -85,12 +85,14 @@ pub use reimplemented::*;
 pub type Nc = crate::bindings::ffi::notcurses;
 
 #[deprecated]
+#[doc(hidden)]
 pub type Notcurses = Nc;
 
 /// Options struct for [`Notcurses`]
 pub type NcOptions = crate::bindings::ffi::notcurses_options;
 
 #[deprecated]
+#[doc(hidden)]
 pub type NotcursesOptions = NcOptions;
 
 /// Do not call setlocale()