add difftastic

ansible/roles/packages/tasks/rust.yml

@@ -12,14 +12,10 @@
     dest: /tmp/sh.rustup.rs
     mode: '0755'
     force: 'yes'
-  tags:
-    - rust
 
 - name: Install rust and cargo
   when: cargo_exists is failed
   shell: /tmp/sh.rustup.rs -y
-  tags:
-    - rust
   
 - name: Install cargo packages
   community.general.cargo:
@@ -33,4 +29,5 @@
       - cargo-update
       - cargo-cache
       - garden-tools
+      - difftastic
     state: latest