rename needs_subst to has_param

compiler/rustc_lint/src/enum_intrinsics_non_enums.rs

@@ -42,7 +42,7 @@ declare_lint_pass!(EnumIntrinsicsNonEnums => [ENUM_INTRINSICS_NON_ENUMS]);
 /// Returns `true` if we know for sure that the given type is not an enum. Note that for cases where
 /// the type is generic, we can't be certain if it will be an enum so we have to assume that it is.
 fn is_non_enum(t: Ty<'_>) -> bool {
-    !t.is_enum() && !t.needs_subst()
+    !t.is_enum() && !t.has_param()
 }
 
 fn enforce_mem_discriminant(