Rollup merge of #131590 - matthiaskrgr:clones3, r=compiler-errors

yeet some clones

Author: tgross35

compiler/rustc_borrowck/src/nll.rs

@@ -165,7 +165,7 @@ pub(crate) fn compute_regions<'a, 'tcx>(
         universe_causes,
         type_tests,
         liveness_constraints,
-        elements.clone(),
+        elements,
     );
 
     // If requested: dump NLL facts, and run legacy polonius analysis.

compiler/rustc_builtin_macros/src/deriving/smart_ptr.rs

@@ -312,7 +312,7 @@ pub(crate) fn expand_deriving_smart_ptr(
     impl_generics.params.insert(pointee_param_idx + 1, extra_param);
 
     // Add the impl blocks for `DispatchFromDyn` and `CoerceUnsized`.
-    let gen_args = vec![GenericArg::Type(alt_self_type.clone())];
+    let gen_args = vec![GenericArg::Type(alt_self_type)];
     add_impl_block(impl_generics.clone(), sym::DispatchFromDyn, gen_args.clone());
     add_impl_block(impl_generics.clone(), sym::CoerceUnsized, gen_args);
 }