Update source for Rust 1.80.1

Fix a Markdown syntax issue.

Test: m rust
Change-Id: I16e2c2a81bfe4e2967ab542cbf2fa6052e812bf3
diff --git a/keystore2/src/database.rs b/keystore2/src/database.rs
index 9ce6506..03bf401 100644
--- a/keystore2/src/database.rs
+++ b/keystore2/src/database.rs
@@ -1902,6 +1902,7 @@
     ///       `access_vector`.
     /// * Domain::KEY_ID: The keyentry table is queried for the owning `domain` and
     ///       `namespace`.
+    ///
     /// In each case the information returned is sufficient to perform the access
     /// check and the key id can be used to load further key artifacts.
     fn load_access_tuple(