Bump org.springframework.modulith:spring-modulith-bom (#259)

Bumps [org.springframework.modulith:spring-modulith-bom](https://github.com/spring-projects/spring-modulith) from 1.4.1 to 1.4.2.
- [Release notes](https://github.com/spring-projects/spring-modulith/releases)
- [Commits](spring-projects/spring-modulith@1.4.1...1.4.2)

---
updated-dependencies:
- dependency-name: org.springframework.modulith:spring-modulith-bom
  dependency-version: 1.4.2
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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Author: dependabot[bot]

modulith/build.gradle.kts

@@ -18,7 +18,7 @@ repositories {
 }
 
 dependencies {
-    implementation(platform("org.springframework.modulith:spring-modulith-bom:1.4.1"))
+    implementation(platform("org.springframework.modulith:spring-modulith-bom:1.4.2"))
 
     implementation("org.springframework.boot:spring-boot-starter-data-jdbc")
     implementation("org.springframework.modulith:spring-modulith-starter-core")