Bump org.springframework.boot:spring-boot-dependencies

Bumps [org.springframework.boot:spring-boot-dependencies](https://github.com/spring-projects/spring-boot) from 2.7.18 to 3.4.5.
- [Release notes](https://github.com/spring-projects/spring-boot/releases)
- [Commits](spring-projects/spring-boot@v2.7.18...v3.4.5)

---
updated-dependencies:
- dependency-name: org.springframework.boot:spring-boot-dependencies
  dependency-version: 3.4.5
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

spring-boot-2-demo-app/build.gradle.kts

@@ -11,7 +11,7 @@ dependencies {
     implementation(platform("org.springdoc:springdoc-openapi:1.7.0")) {
         because("version 1.8.0 brings incompatible logging library")
     }
-    implementation(platform("org.springframework.boot:spring-boot-dependencies:2.7.18"))
+    implementation(platform("org.springframework.boot:spring-boot-dependencies:3.4.5"))
     implementation(platform("org.springframework.cloud:spring-cloud-dependencies:2021.0.9"))
     implementation(platform("org.springframework.cloud:spring-cloud-sleuth-otel-dependencies:1.1.4"))