Bump the klass-mail group in /klass-mail with 2 updates (#497)

Bumps the klass-mail group in /klass-mail with 2 updates: [com.google.cloud:spring-cloud-gcp-dependencies](https://github.com/GoogleCloudPlatform/spring-cloud-gcp) and [org.springframework.boot:spring-boot-starter-parent](https://github.com/spring-projects/spring-boot).


Updates `com.google.cloud:spring-cloud-gcp-dependencies` from 7.4.2 to 7.4.3
- [Release notes](https://github.com/GoogleCloudPlatform/spring-cloud-gcp/releases)
- [Changelog](https://github.com/GoogleCloudPlatform/spring-cloud-gcp/blob/main/CHANGELOG.md)
- [Commits](GoogleCloudPlatform/spring-cloud-gcp@v7.4.2...v7.4.3)

Updates `org.springframework.boot:spring-boot-starter-parent` from 3.5.9 to 3.5.10
- [Release notes](https://github.com/spring-projects/spring-boot/releases)
- [Commits](spring-projects/spring-boot@v3.5.9...v3.5.10)

---
updated-dependencies:
- dependency-name: com.google.cloud:spring-cloud-gcp-dependencies
  dependency-version: 7.4.3
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: klass-mail
- dependency-name: org.springframework.boot:spring-boot-starter-parent
  dependency-version: 3.5.10
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: klass-mail
...

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Author: dependabot[bot]

klass-mail/pom.xml

@@ -14,7 +14,7 @@
     </parent>
 
     <properties>
-        <spring-cloud-gcp-dependencies.version>7.4.2</spring-cloud-gcp-dependencies.version>
+        <spring-cloud-gcp-dependencies.version>7.4.4</spring-cloud-gcp-dependencies.version>
     </properties>
 
     <dependencies>