docs: Fix internal intra-doc links

Author: jan-ferdinand

.github/workflows/main.yml

@@ -37,7 +37,7 @@ jobs:
         run: cargo fmt --all -- --check
 
       - name: Build documentation
-        run: cargo doc --no-deps --workspace
+        run: cargo doc --no-deps --workspace --document-private-items
         env:
           RUSTDOCFLAGS: -D warnings
 

twenty-first/src/math/ntt.rs

@@ -110,7 +110,7 @@ where
 ///   appropriate order, or whether
 /// - the passed-in log₂ of the slice length matches.
 ///
-/// Use [NTT][self:ntt] if you want a nicer interface.
+/// Use [NTT][self::ntt] if you want a nicer interface.
 #[expect(clippy::many_single_char_names)]
 #[inline]
 fn ntt_unchecked<FF>(x: &mut [FF], omega: BFieldElement, log2_slice_len: u32)

twenty-first/src/math/polynomial.rs

@@ -623,7 +623,7 @@ where
 
     /// Regulates the recursion depth at which
     /// [Fast modular coset interpolation](Self::fast_modular_coset_interpolate)
-    /// is slower and switches to [INTT](ntt::intt)-then-[reduce](Self::reduce).
+    /// is slower and switches to [INTT][intt]-then-[reduce](Self::reduce).
     const FAST_MODULAR_COSET_INTERPOLATE_CUTOFF_THRESHOLD_PREFER_INTT: usize = 1 << 17;
 
     /// Regulates when to prefer the [Fast coset extrapolation](Self::fast_coset_extrapolate)