Bump org.springframework.boot from 2.7.18 to 3.5.0

Bumps [org.springframework.boot](https://github.com/spring-projects/spring-boot) from 2.7.18 to 3.5.0.
- [Release notes](https://github.com/spring-projects/spring-boot/releases)
- [Commits](spring-projects/spring-boot@v2.7.18...v3.5.0)

---
updated-dependencies:
- dependency-name: org.springframework.boot
  dependency-version: 3.5.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

mongo-db-reactive-app-example/build.gradle.kts

@@ -1,6 +1,6 @@
 plugins {
     id("java-experiments.java-conventions")
-    id("org.springframework.boot") version "3.3.10"
+    id("org.springframework.boot") version "3.5.0"
     id("com.google.osdetector") version "1.7.3"
 }
 

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

@@ -1,6 +1,6 @@
 plugins {
     id("java-experiments.java-conventions")
-    id("org.springframework.boot") version "2.7.18"
+    id("org.springframework.boot") version "3.5.0"
     id("com.google.osdetector") version "1.7.3"
 }
 

spring-boot-app-example/build.gradle.kts

@@ -1,6 +1,6 @@
 plugins {
     id("java-experiments.java-conventions")
-	id("org.springframework.boot") version "3.3.10"
+	id("org.springframework.boot") version "3.5.0"
     id("com.google.osdetector") version "1.7.3"
 }