fix ci (#44)

* fix ci

.github/workflows/pr.yml

@@ -53,6 +53,8 @@ jobs:
         with:
           toolchain: stable
           components: rustfmt, clippy
+      - name: Update
+        run: sudo apt-get update
       - name: Deps
         run: sudo apt-get install g++ pkg-config libx11-dev libasound2-dev libudev-dev
       - name: Cache

examples/readonly.rs

@@ -44,7 +44,6 @@ fn setup(mut commands: Commands, windows: Query<&Window, With<PrimaryWindow>>) {
         id = Some(parent.spawn(cosmic_edit).insert(ReadOnly).id());
     });
 
-    // Set active editor
     commands.insert_resource(Focus(id));
 }