Bump org.springframework.boot from 3.1.4 to 3.1.5 (#2418)

Bumps [org.springframework.boot](https://github.com/spring-projects/spring-boot) from 3.1.4 to 3.1.5.
- [Release notes](https://github.com/spring-projects/spring-boot/releases)
- [Commits](spring-projects/spring-boot@v3.1.4...v3.1.5)

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

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

build.gradle.kts

@@ -10,7 +10,7 @@ plugins {
     kotlin("plugin.spring") version "1.9.10" apply false
     kotlin("plugin.jpa") version "1.9.10" apply false
     kotlin("kapt") version "1.9.10" apply false
-    id("org.springframework.boot") version "3.1.4" apply false
+    id("org.springframework.boot") version "3.1.5" apply false
     id("io.spring.dependency-management") version "1.1.3" apply false
     id("com.google.cloud.tools.jib") apply false
     id("org.jlleitschuh.gradle.ktlint") version "11.6.1"