[maven] (deps): Bump org.springframework.statemachine:spring-statemachine-core (#34)

Bumps [org.springframework.statemachine:spring-statemachine-core](https://github.com/spring-projects/spring-statemachine) from 3.2.1 to 4.0.0.
- [Release notes](https://github.com/spring-projects/spring-statemachine/releases)
- [Commits](spring-projects/spring-statemachine@v3.2.1...v4.0.0)

---
updated-dependencies:
- dependency-name: org.springframework.statemachine:spring-statemachine-core
  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]

spring-boot-state-machine/pom.xml

@@ -21,7 +21,7 @@
     <dependency>
       <groupId>org.springframework.statemachine</groupId>
       <artifactId>spring-statemachine-core</artifactId>
-      <version>3.2.1</version>
+      <version>4.0.0</version>
     </dependency>
   </dependencies>