maint: Ignore get_uri_nixos_cache because of network access

(cherry picked from commit 89736dd18452d11b11e4581a549da1df956d81c6)

rust/nix-store/src/store.rs

@@ -125,6 +125,7 @@ mod tests {
     }
 
     #[test]
+    #[ignore] // Needs network access
     fn get_uri_nixos_cache() {
         let store = Store::open("https://cache.nixos.org/").unwrap();
         let uri = store.get_uri().unwrap();