fix: caddy partial metrics (#36376)

<!-- This is an auto-generated comment: release notes by coderabbit.ai
-->

## Summary by CodeRabbit

- **New Features**
- Introduced metrics collection for enhanced monitoring and performance
analysis.
- **Bug Fixes**
- Preserved existing functionality related to rate limiting and basic
authentication.

<!-- end of auto-generated comment: release notes by coderabbit.ai -->

<!-- This is an auto-generated comment: Cypress test results  -->
> [!WARNING]
> Tests have not run on the HEAD
61808ad yet
> <hr>Tue, 17 Sep 2024 13:28:01 UTC
<!-- end of auto-generated comment: Cypress test results  -->

deploy/docker/fs/opt/appsmith/caddy-reconfigure.mjs

@@ -48,6 +48,7 @@ parts.push(`
   acme_ca_root /etc/ssl/certs/ca-certificates.crt
   servers {
     trusted_proxies static 0.0.0.0/0
+    metrics
   }
   ${isRateLimitingEnabled ? "order rate_limit before basicauth" : ""}
 }