ci: update release token reference

Update the name of the authentication token used by the CD GitHub
Actions Workflow to reflect the new permissive permissions set on the
default repository token, resolving the CD workflow failure.

.github/workflows/ci-cd.yml

@@ -80,7 +80,7 @@ jobs:
       uses: actions/checkout@v4
       with:
         fetch-depth: 0
-        token: RELEASE_TOKEN
+        token: GITHUB_TOKEN
 
     - name: Install poetry
       uses: snok/install-poetry@v1