fix(deps): update dependency org.springframework.boot:spring-boot-gradle-plugin to v3.5.8 (#553)

This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
|
[org.springframework.boot:spring-boot-gradle-plugin](https://spring.io/projects/spring-boot)
([source](https://redirect.github.com/spring-projects/spring-boot)) |
`3.5.7` -> `3.5.8` |
[![age](https://developer.mend.io/api/mc/badges/age/maven/org.springframework.boot:spring-boot-gradle-plugin/3.5.8?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![adoption](https://developer.mend.io/api/mc/badges/adoption/maven/org.springframework.boot:spring-boot-gradle-plugin/3.5.8?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![passing](https://developer.mend.io/api/mc/badges/compatibility/maven/org.springframework.boot:spring-boot-gradle-plugin/3.5.7/3.5.8?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![confidence](https://developer.mend.io/api/mc/badges/confidence/maven/org.springframework.boot:spring-boot-gradle-plugin/3.5.7/3.5.8?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|

---

### Release Notes

<details>
<summary>spring-projects/spring-boot
(org.springframework.boot:spring-boot-gradle-plugin)</summary>

###
[`v3.5.8`](https://redirect.github.com/spring-projects/spring-boot/compare/v3.5.7...v3.5.8)

</details>

---

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gradle/libs.versions.toml

@@ -1,6 +1,6 @@
 [versions]
 springdoc = "2.8.14"
-springBoot = "3.5.7"
+springBoot = "3.5.8"
 kotest = "6.0.5"
 spotless = "8.1.0"
 detekt = "1.23.8"