Update dependency org.junit:junit-bom to v5.10.3 (#1353)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

dependencyManagement/build.gradle.kts

@@ -11,7 +11,7 @@ val DEPENDENCY_BOMS = listOf(
   "com.fasterxml.jackson:jackson-bom:2.17.1",
   "com.google.guava:guava-bom:33.2.1-jre",
   "com.linecorp.armeria:armeria-bom:1.29.0",
-  "org.junit:junit-bom:5.10.2",
+  "org.junit:junit-bom:5.10.3",
   "io.grpc:grpc-bom:1.64.0",
   "io.opentelemetry.instrumentation:opentelemetry-instrumentation-bom-alpha:2.5.0-alpha",
   "org.testcontainers:testcontainers-bom:1.19.8"