Update tests/incremental/thinlto/independent_cgus_dont_affect_each_other.rs

Co-authored-by: Michael Woerister <michaelwoerister@users.noreply.github.com>

Author: Enselic

tests/incremental/thinlto/independent_cgus_dont_affect_each_other.rs

@@ -27,7 +27,7 @@
                             kind="pre-lto")] // Should be "post-lto", see issue #119076
 #![rustc_expected_cgu_reuse(module="independent_cgus_dont_affect_each_other-baz",
                             cfg="cfail3",
-                            kind="pre-lto")]
+                            kind="pre-lto")] // Should be "post-lto", see issue #119076
 mod foo {
 
     #[cfg(cfail1)]