Bump spring-boot.version from 3.1.2 to 3.1.4

Bumps `spring-boot.version` from 3.1.2 to 3.1.4.

Updates `org.springframework.boot:spring-boot-dependencies` from 3.1.2 to 3.1.4
- [Release notes](https://github.com/spring-projects/spring-boot/releases)
- [Commits](spring-projects/spring-boot@v3.1.2...v3.1.4)

Updates `org.springframework.boot:spring-boot-maven-plugin` from 3.1.2 to 3.1.4
- [Release notes](https://github.com/spring-projects/spring-boot/releases)
- [Commits](spring-projects/spring-boot@v3.1.2...v3.1.4)

---
updated-dependencies:
- dependency-name: org.springframework.boot:spring-boot-dependencies
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: org.springframework.boot:spring-boot-maven-plugin
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

pom.xml

@@ -27,7 +27,7 @@
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
 
         <java.version>17</java.version>
-        <spring-boot.version>3.1.2</spring-boot.version>
+        <spring-boot.version>3.1.4</spring-boot.version>
         <testcontainers.version>1.19.0</testcontainers.version>
 
         <docker.namespace>more-project</docker.namespace>