Bump org.springframework.boot from 3.5.6 to 3.5.7

Bumps [org.springframework.boot](https://github.com/spring-projects/spring-boot) from 3.5.6 to 3.5.7.
- [Release notes](https://github.com/spring-projects/spring-boot/releases)
- [Commits](spring-projects/spring-boot@v3.5.6...v3.5.7)

---
updated-dependencies:
- dependency-name: org.springframework.boot
  dependency-version: 3.5.7
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

build.gradle.kts

@@ -2,7 +2,7 @@ import org.jetbrains.kotlin.gradle.dsl.JvmTarget
 import org.jetbrains.kotlin.gradle.tasks.KotlinJvmCompile
 
 plugins {
-    id("org.springframework.boot") version "3.5.6"
+    id("org.springframework.boot") version "3.5.7"
     id("io.spring.dependency-management") version "1.1.7"
     kotlin("jvm") version "2.0.21"
     kotlin("plugin.spring") version "2.2.21"