add cli completion generation to test build

.github/workflows/test.yml

@@ -19,6 +19,8 @@ jobs:
         run: cargo build --verbose
       - name: Run tests
         run: cargo test --verbose
+      - name: Adjust compiler output
+        run: mv ci-out/_tree-owners ci-out/tree-owners.zsh
       - uses: "marvinpinto/action-automatic-releases@latest"
         with:
           repo_token: "${{ secrets.GITHUB_TOKEN }}"
@@ -28,3 +30,6 @@ jobs:
           files: |
             LICENSE
             target/debug/tree-owners
+            ci-out/tree-owners.bash
+            ci-out/tree-owners.fish
+            ci-out/tree-owners.zsh