build(deps): bump the spring-boot group with 3 updates

Bumps the spring-boot group with 3 updates: [org.springframework.boot:spring-boot-dependencies](https://github.com/spring-projects/spring-boot), [org.springframework.boot:spring-boot-starter-parent](https://github.com/spring-projects/spring-boot) and [org.springframework.boot:spring-boot-configuration-processor](https://github.com/spring-projects/spring-boot).


Updates `org.springframework.boot:spring-boot-dependencies` from 3.3.6 to 3.4.0
- [Release notes](https://github.com/spring-projects/spring-boot/releases)
- [Commits](spring-projects/spring-boot@v3.3.6...v3.4.0)

Updates `org.springframework.boot:spring-boot-starter-parent` from 3.3.6 to 3.4.0
- [Release notes](https://github.com/spring-projects/spring-boot/releases)
- [Commits](spring-projects/spring-boot@v3.3.6...v3.4.0)

Updates `org.springframework.boot:spring-boot-configuration-processor` from 3.3.6 to 3.4.0
- [Release notes](https://github.com/spring-projects/spring-boot/releases)
- [Commits](spring-projects/spring-boot@v3.3.6...v3.4.0)

Updates `org.springframework.boot:spring-boot-configuration-processor` from 3.3.6 to 3.4.0
- [Release notes](https://github.com/spring-projects/spring-boot/releases)
- [Commits](spring-projects/spring-boot@v3.3.6...v3.4.0)

---
updated-dependencies:
- dependency-name: org.springframework.boot:spring-boot-dependencies
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: spring-boot
- dependency-name: org.springframework.boot:spring-boot-starter-parent
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: spring-boot
- dependency-name: org.springframework.boot:spring-boot-configuration-processor
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: spring-boot
- dependency-name: org.springframework.boot:spring-boot-configuration-processor
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: spring-boot
...

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

pom.xml

@@ -6,7 +6,7 @@
     <parent>
         <groupId>org.springframework.boot</groupId>
         <artifactId>spring-boot-dependencies</artifactId>
-        <version>3.3.6</version>
+        <version>3.4.0</version>
         <relativePath />
     </parent>
 
@@ -43,7 +43,7 @@
         <!-- The jhipster-framework version should be the same as the artifact version above -->
         <jhipster-framework.version>8.7.3-SNAPSHOT</jhipster-framework.version>
         <!-- The spring-boot version should be the same as the parent version above -->
-        <spring-boot.version>3.3.6</spring-boot.version>
+        <spring-boot.version>3.4.0</spring-boot.version>
 
         <!-- Build properties -->
         <java.version>17</java.version>