Bump org.testcontainers:mongodb from 1.20.3 to 1.20.4

Bumps [org.testcontainers:mongodb](https://github.com/testcontainers/testcontainers-java) from 1.20.3 to 1.20.4.
- [Release notes](https://github.com/testcontainers/testcontainers-java/releases)
- [Changelog](https://github.com/testcontainers/testcontainers-java/blob/main/CHANGELOG.md)
- [Commits](testcontainers/testcontainers-java@1.20.3...1.20.4)

---
updated-dependencies:
- dependency-name: org.testcontainers:mongodb
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

pom.xml

@@ -69,7 +69,7 @@
         <dependency>
             <groupId>org.testcontainers</groupId>
             <artifactId>mongodb</artifactId>
-            <version>1.20.3</version>
+            <version>1.20.4</version>
             <scope>test</scope>
         </dependency>
     </dependencies>