Rollup merge of rust-lang#146806 - el-ev:issue60926, r=lolbinarycat

add private module override re-export test

- Closes rust-lang#60926

Added a new test to check that `rustdoc` does not create links to `m2` in the crate root when `pub use m1::*` is overrided by `use crate::m1::m2`.

Author: matthiaskrgr

tests/rustdoc/reexport/private-mod-override-reexport.rs

@@ -0,0 +1,13 @@
+// https://github.com/rust-lang/rust/issues/60926
+#![crate_name = "foo"]
+
+mod m1 {
+    pub mod m2 {
+        pub struct Foo;
+    }
+}
+
+pub use m1::*;
+use crate::m1::m2;
+
+//@ count foo/index.html '//a[@class="mod"]' 0