ci(workflows/packages.yml): use packages.termux.dev for uploads

We are migrating from termux.org to termux.dev for all services. .org
redirects to .dev, so should be backward compatible, but url for aptly
scripts need to be updated as they do not handle returned http code
301/302.

.github/workflows/packages.yml

@@ -233,9 +233,9 @@ jobs:
       uses: actions/download-artifact@v3
       with:
         path: ./
-    - name: Upload to packages.termux.org
+    - name: Upload to packages.termux.dev
       env:
-        REPOSITORY_URL: https://packages.termux.org/aptly-api
+        REPOSITORY_URL: https://packages.termux.dev/aptly-api
       run: |
         GITHUB_SHA=${{ github.sha }}
         APTLY_API_AUTH=${{ secrets.APTLY_API_AUTH }}
@@ -282,7 +282,7 @@ jobs:
           fi
         done
     - name: Upload to grimler.se
-      # Run even if upload to packages.termux.org failed:
+      # Run even if upload to packages.termux.dev failed:
       if: always()
       env:
         REPOSITORY_URL: https://aptly-api.grimler.se