chore(deps): bump testcontainers from 1.15.3 to 1.16.0 in /tests (#64)

Bumps [testcontainers](https://github.com/testcontainers/testcontainers-java) from 1.15.3 to 1.16.0.
- [Release notes](https://github.com/testcontainers/testcontainers-java/releases)
- [Changelog](https://github.com/testcontainers/testcontainers-java/blob/master/CHANGELOG.md)
- [Commits](testcontainers/testcontainers-java@1.15.3...1.16.0)

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

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: LH <[email protected]>

tests/build.gradle

@@ -13,7 +13,7 @@ repositories {
 
 dependencies {
  testImplementation group: 'junit', name: 'junit', version: '4.13.2'
- testImplementation group: 'org.testcontainers', name: 'testcontainers', version: '1.15.3'
+ testImplementation group: 'org.testcontainers', name: 'testcontainers', version: '1.16.0'
  testImplementation group: 'org.slf4j', name: 'slf4j-api', version: '1.7.31'
  testImplementation group: 'org.slf4j', name: 'slf4j-simple', version: '1.7.31'
 }