build(deps): bump org.testcontainers:junit-jupiter from 1.20.1 to 1.20.3 (#974)

Bumps [org.testcontainers:junit-jupiter](https://github.com/testcontainers/testcontainers-java) from 1.20.1 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@1.20.1...1.20.3)

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

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Author: dependabot[bot]

SpringBootDynamo/build.gradle

@@ -10,5 +10,5 @@ dependencies {
     implementation 'software.amazon.awssdk:dynamodb'
 	implementation 'org.springframework.boot:spring-boot-starter-web'
 
-	testImplementation 'org.testcontainers:junit-jupiter:1.20.1'
+	testImplementation 'org.testcontainers:junit-jupiter:1.20.3'
 }