Update environment variable for the 'create notes' script

Author: lolski

.grabl/automation.yml

@@ -102,7 +102,7 @@ release:
         pyenv install -s 3.6.10
         pyenv global 3.6.10 system
         pip3 install certifi
-        export CREATE_NOTES_TOKEN=$REPO_GITHUB_TOKEN
+        export NOTES_CREATE_TOKEN=$REPO_GITHUB_TOKEN
         bazel run @vaticle_dependencies//tool/release/notes:create -- $GRABL_OWNER $GRABL_REPO $GRABL_COMMIT $(cat VERSION) ./RELEASE_TEMPLATE.md
         export DEPLOY_GITHUB_TOKEN=$REPO_GITHUB_TOKEN
         bazel run --define version=$(cat VERSION) //:deploy-github -- $GRABL_COMMIT