Bump org.springframework.boot:spring-boot-starter-parent (#227)

Bumps [org.springframework.boot:spring-boot-starter-parent](https://github.com/spring-projects/spring-boot) from 3.5.6 to 4.0.2.
- [Release notes](https://github.com/spring-projects/spring-boot/releases)
- [Commits](spring-projects/spring-boot@v3.5.6...v4.0.2)

---
updated-dependencies:
- dependency-name: org.springframework.boot:spring-boot-starter-parent
  dependency-version: 4.0.2
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

examples/jwt-client-spring-boot-example/pom.xml

@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starter-parent</artifactId>
-		<version>4.0.1</version>
+		<version>4.0.2</version>
 		<relativePath /> <!-- lookup parent from repository -->
 	</parent>
 	<groupId>org.entur.example</groupId>

examples/jwt-resource-server-spring-boot-example/pom.xml

@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starter-parent</artifactId>
-		<version>4.0.1</version>
+		<version>4.0.2</version>
 		<relativePath /> <!-- lookup parent from repository -->
 	</parent>
 	<groupId>org.entur.example</groupId>