added dry-run flag for testing

Author: sepehr455

.github/workflows/publish-upon-release.yml

@@ -13,9 +13,9 @@ jobs:
     steps:
       - uses: actions/checkout@v3
       - name: Publish crates for llama-cpp-sys-2
-        run: cargo publish --package llama-cpp-sys-2 --token ${{ secrets.CARGO_REGISTRY_TOKEN }} --verbose
+        run: cargo publish --package llama-cpp-sys-2 --token ${{ secrets.CARGO_REGISTRY_TOKEN }} --verbose --dry-run
       - name: Publish crates for llama-cpp-2
-        run: cargo publish --package llama-cpp-2 --token ${{ secrets.CARGO_REGISTRY_TOKEN }} --verbose
+        run: cargo publish --package llama-cpp-2 --token ${{ secrets.CARGO_REGISTRY_TOKEN }} --verbose --dry-run
       - name: Update version in TOML files
         run: |
           # Extract the current version from the TOML file