Rollup merge of #105975 - jeremystucki:rustc-remove-needless-lifetimes, r=eholk

rustc: Remove needless lifetimes

compiler/rustc_metadata/src/creader.rs

@@ -520,8 +520,8 @@ impl<'a> CrateLoader<'a> {
         }))
     }
 
-    fn resolve_crate<'b>(
-        &'b mut self,
+    fn resolve_crate(
+        &mut self,
         name: Symbol,
         span: Span,
         dep_kind: CrateDepKind,

compiler/rustc_metadata/src/rmeta/encoder.rs

@@ -1093,7 +1093,7 @@ fn should_encode_const(def_kind: DefKind) -> bool {
     }
 }
 
-fn should_encode_trait_impl_trait_tys<'tcx>(tcx: TyCtxt<'tcx>, def_id: DefId) -> bool {
+fn should_encode_trait_impl_trait_tys(tcx: TyCtxt<'_>, def_id: DefId) -> bool {
     if tcx.def_kind(def_id) != DefKind::AssocFn {
         return false;
     }