Bump testcontainers.version from 1.21.3 to 1.21.4

Bumps `testcontainers.version` from 1.21.3 to 1.21.4.

Updates `org.testcontainers:rabbitmq` from 1.21.3 to 1.21.4
- [Release notes](https://github.com/testcontainers/testcontainers-java/releases)
- [Changelog](https://github.com/testcontainers/testcontainers-java/blob/main/CHANGELOG.md)
- [Commits](testcontainers/testcontainers-java@1.21.3...1.21.4)

Updates `org.testcontainers:junit-jupiter` from 1.21.3 to 1.21.4
- [Release notes](https://github.com/testcontainers/testcontainers-java/releases)
- [Changelog](https://github.com/testcontainers/testcontainers-java/blob/main/CHANGELOG.md)
- [Commits](testcontainers/testcontainers-java@1.21.3...1.21.4)

---
updated-dependencies:
- dependency-name: org.testcontainers:rabbitmq
  dependency-version: 1.21.4
  dependency-type: direct:development
  update-type: version-update:semver-patch
- dependency-name: org.testcontainers:junit-jupiter
  dependency-version: 1.21.4
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

pom.xml

@@ -50,7 +50,7 @@
 		<maven-surefire-plugin.version>3.5.4</maven-surefire-plugin.version>  <!-- @releaser:version-check-off -->
 		<awaitility.version>4.3.0</awaitility.version>
 		<artemis.version>2.44.0</artemis.version>
-		<testcontainers.version>1.21.3</testcontainers.version>
+		<testcontainers.version>1.21.4</testcontainers.version>
 		<hamcrest.version>3.0</hamcrest.version>
 
 		<!-- We need to have compatibility with Gradle -->