chore: Add log message

Author: zguesmi

scripts/upgrades/dry-run.sh

@@ -22,5 +22,6 @@ sed -i '/deployments\/hardhat/d' .gitignore
 git add deployments/hardhat
 # Run the upgrade and print the git diff.
 npx hardhat run scripts/upgrades/${UPGRADE_SCRIPT} --network hardhat
+echo "=== Upgrade diff ==="
 git --no-pager diff --name-status
 mv .gitignore.bak .gitignore