build(deps-dev): Bump com.icegreen:greenmail from 2.1.9 to 2.1.10 (#6292)

Bumps [com.icegreen:greenmail](https://github.com/greenmail-mail-test/greenmail) from 2.1.9 to 2.1.10.
- [Release notes](https://github.com/greenmail-mail-test/greenmail/releases)
- [Commits](greenmail-mail-test/greenmail@release-2.1.9...release-2.1.10)

---
updated-dependencies:
- dependency-name: com.icegreen:greenmail
  dependency-version: 2.1.10
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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Author: dependabot[bot]

dependencies/pom.xml

@@ -126,7 +126,7 @@
             <dependency>
                 <groupId>com.icegreen</groupId>
                 <artifactId>greenmail</artifactId>
-                <version>2.1.9</version>
+                <version>2.1.10</version>
                 <scope>test</scope>
             </dependency>
             <dependency>