fix: Pin newer upstream Aptly action (#10)

Includes bugfix for kanidm_ppa.list having the wrong key type, Fixes #6

.github/workflows/create-apt-repo.yml

@@ -112,7 +112,7 @@ jobs:
         run: |
           find $(pwd) -name '*.deb'
       - name: Create Aptly repo
-        uses: jinnatar/[email protected].0
+        uses: jinnatar/[email protected].2
         with:
           name: kanidm_ppa
           repo_url: https://kanidm.github.io/kanidm_ppa