Bump testcontainers.version from 1.21.1 to 1.21.3 (#651)

Bumps `testcontainers.version` from 1.21.1 to 1.21.3.

Updates `org.testcontainers:testcontainers` from 1.21.1 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@1.21.1...1.21.3)

Updates `org.testcontainers:junit-jupiter` from 1.21.1 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@1.21.1...1.21.3)

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

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

Author: dependabot[bot]

pom.xml

@@ -53,7 +53,7 @@
         <junit.version>5.13.4</junit.version>
         <assertj.version>3.27.3</assertj.version>
         <jedis.version>6.0.0</jedis.version>
-        <testcontainers.version>1.21.1</testcontainers.version>
+        <testcontainers.version>1.21.3</testcontainers.version>
         <spotbugs.version>4.8.6.6</spotbugs.version>
         <slf4j.version>2.0.17</slf4j.version>
         <java.version>1.8</java.version>