chore: Fix typos in 'compiler' (batch 2)

compiler/rustc_next_trait_solver/src/solve/eval_ctxt/canonical.rs

@@ -238,7 +238,7 @@ where
         (normalization_nested_goals.clone(), certainty)
     }
 
-    /// This returns the canoncial variable values to instantiate the bound variables of
+    /// This returns the canonical variable values to instantiate the bound variables of
     /// the canonical response. This depends on the `original_values` for the
     /// bound variables.
     fn compute_query_response_instantiation_values<T: ResponseT<I>>(

compiler/rustc_next_trait_solver/src/solve/mod.rs

@@ -164,7 +164,7 @@ where
             // - `Bound` cannot exist as we don't have a binder around the self Type
             // - `Expr` is part of `feature(generic_const_exprs)` and is not implemented yet
             ty::ConstKind::Param(_) | ty::ConstKind::Bound(_, _) | ty::ConstKind::Expr(_) => {
-                panic!("unexpect const kind: {:?}", ct)
+                panic!("unexpected const kind: {:?}", ct)
             }
         }
     }

compiler/rustc_next_trait_solver/src/solve/trait_goals.rs

@@ -628,7 +628,7 @@ where
         }
 
         // FIXME: This actually should destructure the `Result` we get from transmutability and
-        // register candiates. We probably need to register >1 since we may have an OR of ANDs.
+        // register candidates. We probably need to register >1 since we may have an OR of ANDs.
         ecx.probe_builtin_trait_candidate(BuiltinImplSource::Misc).enter(|ecx| {
             let certainty = ecx.is_transmutable(
                 goal.param_env,