read global package.mask

tests/profile/mockrepo/profiles/package.mask

@@ -1 +0,0 @@
-app-editors/vim

tests/profile/read_mock_profile.rs

@@ -8,16 +8,6 @@ fn main() {
         .nth(1)
         .expect("expected path to mockrepo as first argument");
     let repo = Repo::new(&repo_path).expect("failed to read repo");
-
-    let global_package_mask = repo
-        .package_mask()
-        .iter()
-        .map(Atom::to_string)
-        .sorted()
-        .collect::<Vec<_>>();
-
-    assert_eq!(global_package_mask, vec!["app-editors/vim"]);
-
     let profile = repo
         .evaluate_profile("gentoo-desktop")
         .expect("failed to evaluate profile");