Bump org.testcontainers:elasticsearch from 1.20.2 to 1.20.3

Bumps [org.testcontainers:elasticsearch](https://github.com/testcontainers/testcontainers-java) from 1.20.2 to 1.20.3.
- [Release notes](https://github.com/testcontainers/testcontainers-java/releases)
- [Changelog](https://github.com/testcontainers/testcontainers-java/blob/main/CHANGELOG.md)
- [Commits](testcontainers/testcontainers-java@1.20.2...1.20.3)

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

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

Author: dependabot[bot]

pom.xml

@@ -15,7 +15,7 @@
         <log4j.version>2.24.1</log4j.version>
         <slf4j.version>2.0.16</slf4j.version>
         <junit.version>5.11.3</junit.version>
-        <testcontainers.version>1.20.2</testcontainers.version>
+        <testcontainers.version>1.20.3</testcontainers.version>
 
         <!-- JDK -->
         <java.compiler.version>17</java.compiler.version>