Potential fix for code scanning alert no. 8: Workflow does not contain permissions

Co-authored-by: Copilot Autofix powered by AI <62310815+github-advanced-security[bot]@users.noreply.github.com>
Signed-off-by: Alex Wichmann <VisualBean@users.noreply.github.com>

Author: VisualBean

.github/workflows/release-package.yml

@@ -2,6 +2,10 @@ name: Publish NuGet package
 on:
   workflow_dispatch:
 
+permissions:
+  contents: read
+  packages: write
+
 jobs:
   prereleaseCheck:
     runs-on: ubuntu-latest