Bump spring_boot_version from 2.4.1 to 2.4.4 (#2550)
Bump spring_boot_version from 2.4.1 to 2.4.4 (#2550)

Bumps `spring_boot_version` from 2.4.1 to 2.4.4.

Updates `spring-boot-starter-test` from 2.4.1 to 2.4.4
- [Release notes](https://github.com/spring-projects/spring-boot/releases)
- [Commits](https://github.com/spring-projects/spring-boot/compare/v2.4.1...v2.4.4)

Updates `spring-boot-test` from 2.4.1 to 2.4.4
- [Release notes](https://github.com/spring-projects/spring-boot/releases)
- [Commits](https://github.com/spring-projects/spring-boot/compare/v2.4.1...v2.4.4)

Updates `spring-boot-maven-plugin` from 2.4.1 to 2.4.4
- [Release notes](https://github.com/spring-projects/spring-boot/releases)
- [Commits](https://github.com/spring-projects/spring-boot/compare/v2.4.1...v2.4.4)

Updates `spring-boot-dependencies` from 2.4.1 to 2.4.4
- [Release notes](https://github.com/spring-projects/spring-boot/releases)
- [Commits](https://github.com/spring-projects/spring-boot/compare/v2.4.1...v2.4.4)

Updates `spring-boot-autoconfigure` from 2.4.1 to 2.4.4
- [Release notes](https://github.com/spring-projects/spring-boot/releases)
- [Commits](https://github.com/spring-projects/spring-boot/compare/v2.4.1...v2.4.4)

Updates `spring-boot-configuration-processor` from 2.4.1 to 2.4.4
- [Release notes](https://github.com/spring-projects/spring-boot/releases)
- [Commits](https://github.com/spring-projects/spring-boot/compare/v2.4.1...v2.4.4)

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@github.com>

Co-authored-by: dependabot[bot] <1c358da00a777d4e9898c1280ab801e2df165188@users.noreply.github.com>
aemay2/hapi-fhir,jamesagnew/hapi-fhir,aemay2/hapi-fhir,jamesagnew/hapi-fhir,jamesagnew/hapi-fhir,jamesagnew/hapi-fhir,aemay2/hapi-fhir,aemay2/hapi-fhir,jamesagnew/hapi-fhir,aemay2/hapi-fhir,jamesagnew/hapi-fhir,aemay2/hapi-fhir