chore(deps): bump github.com/testcontainers/testcontainers-go/modules/postgres

Bumps [github.com/testcontainers/testcontainers-go/modules/postgres](https://github.com/testcontainers/testcontainers-go) from 0.41.0 to 0.42.0.
- [Release notes](https://github.com/testcontainers/testcontainers-go/releases)
- [Commits](testcontainers/testcontainers-go@v0.41.0...v0.42.0)

---
updated-dependencies:
- dependency-name: github.com/testcontainers/testcontainers-go/modules/postgres
  dependency-version: 0.42.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

go.mod

@@ -55,7 +55,7 @@ require (
 	github.com/stellar/go-stellar-sdk v0.5.0
 	github.com/stretchr/testify v1.11.1
 	github.com/testcontainers/testcontainers-go v0.42.0
-	github.com/testcontainers/testcontainers-go/modules/postgres v0.41.0
+	github.com/testcontainers/testcontainers-go/modules/postgres v0.42.0
 	github.com/xssnick/tonutils-go v1.14.1
 	github.com/zksync-sdk/zksync2-go v1.1.1-0.20250620124214-2c742ee399c6
 	go.uber.org/zap v1.28.0