Bump org.testcontainers:testcontainers from 1.21.2 to 1.21.3

Bumps [org.testcontainers:testcontainers](https://github.com/testcontainers/testcontainers-java) from 1.21.2 to 1.21.3.
- [Release notes](https://github.com/testcontainers/testcontainers-java/releases)
- [Changelog](https://github.com/testcontainers/testcontainers-java/blob/main/CHANGELOG.md)
- [Commits](testcontainers/testcontainers-java@1.21.2...1.21.3)

---
updated-dependencies:
- dependency-name: org.testcontainers:testcontainers
  dependency-version: 1.21.3
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

pom.xml

@@ -24,7 +24,7 @@
         <junit.jupiter.version>5.13.2</junit.jupiter.version>
         <junit.platform.version>1.13.2</junit.platform.version>
         <cyberduck.version>10.0.0.uvfdraft-SNAPSHOT</cyberduck.version>
-        <testcontainers.version>1.21.2</testcontainers.version>
+        <testcontainers.version>1.21.3</testcontainers.version>
     </properties>
 
     <repositories>