chore: update tx-archive in portal loop (#3064)

## Description

This PR updates the `tx-archive` version in portal loop to use the new
standard `gnoland.TxWithMetadata` format for transaction sheets.

**BREAKING CHANGE**
The portal loop will now save transactions with the new metadata format

<details><summary>Contributors' checklist...</summary>

- [x] Added new tests, or not needed, or not feasible
- [x] Provided an example (e.g. screenshot) to aid review or the PR is
self-explanatory
- [x] Updated the official documentation or not needed
- [ ] No breaking changes were made, or a `BREAKING CHANGE: xxx` message
was included in the description
- [ ] Added references to related issues and PRs
- [ ] Provided any useful hints for running manual tests
</details>

misc/loop/cmd/snapshotter.go

@@ -19,7 +19,7 @@ import (
 	"github.com/docker/go-connections/nat"
 	"github.com/gnolang/tx-archive/backup"
 	"github.com/gnolang/tx-archive/backup/client/http"
-	"github.com/gnolang/tx-archive/backup/writer/legacy"
+	"github.com/gnolang/tx-archive/backup/writer/standard"
 )
 
 const (
@@ -204,7 +204,7 @@ func (s snapshotter) backupTXs(ctx context.Context, rpcURL string) error {
 	}
 	defer instanceBackupFile.Close()
 
-	w := legacy.NewWriter(instanceBackupFile)
+	w := standard.NewWriter(instanceBackupFile)
 
 	// Create the tx-archive backup service
 	c, err := http.NewClient(rpcURL)

misc/loop/go.mod

@@ -8,7 +8,7 @@ require (
 	github.com/docker/docker v24.0.7+incompatible
 	github.com/docker/go-connections v0.4.0
 	github.com/gnolang/gno v0.1.0-nightly.20240627
-	github.com/gnolang/tx-archive v0.3.0
+	github.com/gnolang/tx-archive v0.4.0
 	github.com/prometheus/client_golang v1.17.0
 	github.com/sirupsen/logrus v1.9.3
 )