fix: correct two typos so that docs compile (zkonduit#85)

src/graph/node.rs

@@ -221,7 +221,7 @@ fn display_tensorf32(o: &Option<Tensor<f32>>) -> String {
     }
 }
 
-/// A single operation in an [OnnxModel].
+/// A single operation in a Model.
 /// # Arguments:
 /// * `opkind` - [OpKind] enum, i.e what operation this node represents.
 /// * `output_max` - The inferred maximum value that can appear in the output tensor given previous quantization choices.

src/graph/vars.rs

@@ -55,7 +55,7 @@ impl std::fmt::Display for VarVisibility {
 
 impl VarVisibility {
     /// Read from cli args whether the model input, model parameters, and model output are Public or Private to the prover.
-    /// Place in [VarVIsibility] struct.
+    /// Place in [VarVisibility] struct.
     pub fn from_args() -> Self {
         let args = Cli::parse();