Compiler: Rename "object safe" to "dyn compatible"

compiler/rustc_next_trait_solver/src/solve/assembly/mod.rs

@@ -639,8 +639,8 @@ where
             ty::Dynamic(bounds, ..) => bounds,
         };
 
-        // Do not consider built-in object impls for non-object-safe types.
-        if bounds.principal_def_id().is_some_and(|def_id| !cx.trait_is_object_safe(def_id)) {
+        // Do not consider built-in object impls for dyn-incompatible types.
+        if bounds.principal_def_id().is_some_and(|def_id| !cx.trait_is_dyn_compatible(def_id)) {
             return;
         }