Bump testContainers from 1.17.5 to 1.20.1

Bumps `testContainers` from 1.17.5 to 1.20.1.

Updates `org.testcontainers:testcontainers` from 1.17.5 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@1.17.5...1.20.1)

Updates `org.testcontainers:junit-jupiter` from 1.17.5 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@1.17.5...1.20.1)

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

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

gradle/libs.versions.toml

@@ -13,7 +13,7 @@ junit5 = "5.11.0"
 mockito = "4.2.0"
 lombok = "1.18.34"
 slf4j = "2.0.16"
-testContainers = "1.17.5"
+testContainers = "1.20.1"
 apacheCommonsCompress = "1.26.2"
 
 robothyCnRepo = "1.18"