Changed release to prerelease and fix for permission error.

Author: Ion3rik

.github/workflows/release.yml

@@ -79,6 +79,8 @@ jobs:
     needs: [build-macos-au, build-windows-vst3]
     runs-on: ubuntu-latest
     if: startsWith(github.ref, 'refs/tags/')
+    permissions:
+      contents: write
 
     steps:
       - name: Download macOS AU artifacts
@@ -129,7 +131,7 @@ jobs:
           files: release-artifacts/*
           body_path: release_body.md
           draft: false
-          prerelease: false
+          prerelease: true
           generate_release_notes: true
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}