Bump tsickert/discord-webhook from 6.0.0 to 7.0.0

Bumps [tsickert/discord-webhook](https://github.com/tsickert/discord-webhook) from 6.0.0 to 7.0.0.
- [Release notes](https://github.com/tsickert/discord-webhook/releases)
- [Commits](tsickert/discord-webhook@v6.0.0...v7.0.0)

---
updated-dependencies:
- dependency-name: tsickert/discord-webhook
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/discord-release-notification.yml

@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: Discord Webhook Action
-      uses: tsickert/discord-webhook@v6.0.0
+      uses: tsickert/discord-webhook@v7.0.0
       with:
         webhook-url: ${{ secrets.WEBHOOK_URL }}
         content: "# Released Version ${{ github.event.release.name }} \n\n\n${{ github.event.release.body }}"