Update ui test suite to nightly-2025-09-12

dtolnay · dtolnay · commit ce1bed41bb48 · 2025-09-11T19:52:57.000-07:00
diff --git a/tests/ui/printdoc-extra-arg.stderr b/tests/ui/printdoc-extra-arg.stderr
@@ -5,3 +5,8 @@ error: argument never used
   |               --  ^ argument never used
   |               |
   |               formatting specifier missing
+  |
+help: format specifiers use curly braces, consider adding a format specifier
+  |
+4 |     printdoc!("{}", 0);
+  |                ++
