Bump jedis from 4.1.1 to 4.2.1 in /fhir-parent

Bumps [jedis](https://github.com/redis/jedis) from 4.1.1 to 4.2.1.
- [Release notes](https://github.com/redis/jedis/releases)
- [Commits](redis/jedis@v4.1.1...v4.2.1)

---
updated-dependencies:
- dependency-name: redis.clients:jedis
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

fhir-parent/pom.xml

@@ -500,7 +500,7 @@
             <dependency>
                 <groupId>redis.clients</groupId>
                 <artifactId>jedis</artifactId>
-                <version>4.1.1</version>
+                <version>4.2.1</version>
             </dependency>
             <dependency>
                 <groupId>org.foundationdb</groupId>