fix(deps): update dependency org.springframework:spring-test to v7.0.6 (#16483)

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

Author: renovate[bot]

smoke-tests-otel-starter/spring-boot-4/build.gradle.kts

@@ -24,7 +24,7 @@ dependencies {
 
   testImplementation(project(":smoke-tests-otel-starter:spring-boot-common"))
 
-  testImplementation("org.springframework:spring-test:7.0.5")
+  testImplementation("org.springframework:spring-test:7.0.6")
   testImplementation("org.springframework.boot:spring-boot-resttestclient")
   testImplementation("org.springframework.boot:spring-boot-restclient")
   testImplementation("org.springframework.boot:spring-boot-starter-test")