Add checkbox to configure backup site backup for update behavior

dashboard/public/translation/en.json

@@ -645,7 +645,8 @@
             "preserveAttributesLabel": "Preserve file attributes",
             "name": "Name",
             "encryptionHint": "Encryption Password Hint",
-            "usesEncryption": "Backup uses encryption"
+            "usesEncryption": "Backup uses encryption",
+            "useForUpdates": "Use this to backup before automatic updates"
         },
         "check": {
             "noop": "Cloudron backups are disabled. Please ensure this server is backed up using alternate means. See https://docs.cloudron.io/backups/#storage-providers for more information.",
@@ -1419,7 +1420,6 @@
             "recordNotSet": "not set"
         },
         "smtpStatus": {
-            "title": "SMTP Status",
             "blacklisted": "This server's IP {{ ip }} is on a blocklist.",
             "notBlacklisted": "This server's IP {{ ip }} is <b>not</b> on a blocklist.",
             "outboundSmtp": "Outbound SMTP",