chore: adjust branch specification in GitHub Actions workflow by adding spaces for consistency

Author: codicecustode

.github/workflows/deploy.yml

@@ -2,7 +2,7 @@ name: Deploy to EC2 Production
 
 on:
   push:
-    branches: [main]
+    branches: [ main ]
     paths-ignore:
       - README.md
       - readme.md