maven: bump org.springframework.boot:spring-boot-starter-mail

Bumps [org.springframework.boot:spring-boot-starter-mail](https://github.com/spring-projects/spring-boot) from 3.3.0 to 3.3.4.
- [Release notes](https://github.com/spring-projects/spring-boot/releases)
- [Commits](spring-projects/spring-boot@v3.3.0...v3.3.4)

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

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

pom.xml

@@ -131,7 +131,7 @@
 		<dependency>
 			<groupId>org.springframework.boot</groupId>
 			<artifactId>spring-boot-starter-mail</artifactId>
-			<version>3.3.0</version>
+			<version>3.3.4</version>
 		</dependency>
 
 		<dependency>