versions: Bump rust to 1.80.0 (matching coco-guest-components)

This is needed in order to avoid agent build issues, such as:
```
error[E0658]: use of unstable library feature 'lazy_cell'
  --> /home/ansible/.cargo/git/checkouts/guest-components-1e54b222ad8d9630/514c561/ocicrypt-rs/src/lib.rs:10:5
   |
10 | use std::sync::LazyLock;
   |     ^^^^^^^^^^^^^^^^^^^
   |
   = note: see issue #109736 <rust-lang/rust#109736> for more information
```

Signed-off-by: Fabiano Fidêncio <[email protected]>

versions.yaml

@@ -379,12 +379,12 @@ languages:
   rust:
     description: "Rust language"
     notes: "'version' is the default minimum version used by this project."
-    version: "1.75.0"
+    version: "1.80.0"
     meta:
       description: |
         'newest-version' is the latest version known to work when
         building Kata
-      newest-version: "1.75.0"
+      newest-version: "1.80.0"
 
   golangci-lint:
     description: "golangci-lint"