Bump org.testcontainers:testcontainers-bom from 1.19.7 to 1.20.1

Bumps [org.testcontainers:testcontainers-bom](https://github.com/testcontainers/testcontainers-java) from 1.19.7 to 1.20.1.
- [Release notes](https://github.com/testcontainers/testcontainers-java/releases)
- [Changelog](https://github.com/testcontainers/testcontainers-java/blob/main/CHANGELOG.md)
- [Commits](testcontainers/testcontainers-java@1.19.7...1.20.1)

---
updated-dependencies:
- dependency-name: org.testcontainers:testcontainers-bom
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

build.gradle

@@ -27,7 +27,7 @@ ext {
     awsSdkVersion = "2.27.7"
     springBootVersion = "3.3.2"
     edisonVersion = "3.3.0"
-    testcontainersVersion = "1.19.7"
+    testcontainersVersion = "1.20.1"
 }