remove repetitive words

Signed-off-by: cui fliter <imcusg@gmail.com>

Author: cuishuang

crates/hir-ty/src/db.rs

@@ -90,7 +90,7 @@ pub trait HirDatabase: DefDatabase + Upcast<dyn DefDatabase> {
     #[salsa::cycle(crate::lower::ty_recover)]
     fn ty(&self, def: TyDefId) -> Binders<Ty>;
 
-    /// Returns the type of the value of the given constant, or `None` if the the `ValueTyDefId` is
+    /// Returns the type of the value of the given constant, or `None` if the `ValueTyDefId` is
     /// a `StructId` or `EnumVariantId` with a record constructor.
     #[salsa::invoke(crate::lower::value_ty_query)]
     fn value_ty(&self, def: ValueTyDefId) -> Option<Binders<Ty>>;

crates/salsa/src/runtime/dependency_graph.rs

@@ -12,7 +12,7 @@ type QueryStack = Vec<ActiveQuery>;
 
 #[derive(Debug, Default)]
 pub(super) struct DependencyGraph {
-    /// A `(K -> V)` pair in this map indicates that the the runtime
+    /// A `(K -> V)` pair in this map indicates that the runtime
     /// `K` is blocked on some query executing in the runtime `V`.
     /// This encodes a graph that must be acyclic (or else deadlock
     /// will result).