Update tests

Author: GuillaumeGomez

src/test/rustdoc-ui/no-crate-level-doc-lint.rs

@@ -1,3 +1,3 @@
-#![deny(no_crate_level_doc)]
+#![deny(missing_crate_level_doc)]
 
 pub fn foo() {}

src/test/rustdoc-ui/no-crate-level-doc-lint.stderr

@@ -1,13 +1,12 @@
-error: No documentation found on this crate top module.
-
-Maybe you could be interested into looking at this documentation:
-https://doc.rust-lang.org/nightly/rustdoc/how-to-write-documentation.html
+error: no documentation found for this crate's top-level module
    |
-note: lint level defined here
+note: the lint level is defined here
   --> $DIR/no-crate-level-doc-lint.rs:1:9
    |
-LL | #![deny(no_crate_level_doc)]
-   |         ^^^^^^^^^^^^^^^^^^
+LL | #![deny(missing_crate_level_doc)]
+   |         ^^^^^^^^^^^^^^^^^^^^^^^
+   = help: The following guide may be of use:
+           https://doc.rust-lang.org/nightly/rustdoc/how-to-write-documentation.html
 
 error: aborting due to previous error