Bump org.junit:junit-bom in /chat-server in the dependencies group (#73)

Bumps the dependencies group in /chat-server with 1 update: [org.junit:junit-bom](https://github.com/junit-team/junit-framework).


Updates `org.junit:junit-bom` from 6.0.0 to 6.0.1
- [Release notes](https://github.com/junit-team/junit-framework/releases)
- [Commits](junit-team/junit-framework@r6.0.0...r6.0.1)

---
updated-dependencies:
- dependency-name: org.junit:junit-bom
  dependency-version: 6.0.1
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: dependencies
...

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Author: dependabot[bot]

chat-server/build.gradle.kts

@@ -47,7 +47,7 @@ dependencies {
 
     testImplementation("org.springframework.boot:spring-boot-starter-test")
 
-    testImplementation(platform("org.junit:junit-bom:6.0.0"))
+    testImplementation(platform("org.junit:junit-bom:6.0.1"))
     testImplementation("org.junit.jupiter:junit-jupiter")
     testImplementation("org.junit.jupiter:junit-jupiter-params")
     testRuntimeOnly("org.junit.platform:junit-platform-launcher")