Bumps `spring-boot.version` from 3.2.3 to 3.3.4.

Updates `org.springframework.boot:spring-boot-starter-web` from 3.2.3 to 3.3.4
- [Release notes](https://github.com/spring-projects/spring-boot/releases)
- [Commits](spring-projects/spring-boot@v3.2.3...v3.3.4)

Updates `org.springframework.boot:spring-boot-starter-undertow` from 3.2.3 to 3.3.4
- [Release notes](https://github.com/spring-projects/spring-boot/releases)
- [Commits](spring-projects/spring-boot@v3.2.3...v3.3.4)

Updates `org.springframework.boot:spring-boot-starter-test` from 3.2.3 to 3.3.4
- [Release notes](https://github.com/spring-projects/spring-boot/releases)
- [Commits](spring-projects/spring-boot@v3.2.3...v3.3.4)

Updates `org.springframework.boot:spring-boot-starter-webflux` from 3.2.3 to 3.3.4
- [Release notes](https://github.com/spring-projects/spring-boot/releases)
- [Commits](spring-projects/spring-boot@v3.2.3...v3.3.4)

Updates `org.springframework.boot:spring-boot-dependencies` from 3.2.3 to 3.3.4
- [Release notes](https://github.com/spring-projects/spring-boot/releases)
- [Commits](spring-projects/spring-boot@v3.2.3...v3.3.4)

Updates `org.springframework.boot:spring-boot-autoconfigure` from 3.2.3 to 3.3.4
- [Release notes](https://github.com/spring-projects/spring-boot/releases)
- [Commits](spring-projects/spring-boot@v3.2.3...v3.3.4)

Updates `org.springframework.boot:spring-boot-configuration-processor` from 3.2.3 to 3.3.4
- [Release notes](https://github.com/spring-projects/spring-boot/releases)
- [Commits](spring-projects/spring-boot@v3.2.3...v3.3.4)

---
updated-dependencies:
- dependency-name: org.springframework.boot:spring-boot-starter-web
  dependency-type: direct:development
  update-type: version-update:semver-minor
- dependency-name: org.springframework.boot:spring-boot-starter-undertow
  dependency-type: direct:development
  update-type: version-update:semver-minor
- dependency-name: org.springframework.boot:spring-boot-starter-test
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: org.springframework.boot:spring-boot-starter-webflux
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: org.springframework.boot:spring-boot-dependencies
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: org.springframework.boot:spring-boot-autoconfigure
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: org.springframework.boot:spring-boot-configuration-processor
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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