build(deps): bump io.nats:jnats from 2.19.1 to 2.20.0

Bumps [io.nats:jnats](https://github.com/nats-io/nats.java) from 2.19.1 to 2.20.0.
- [Release notes](https://github.com/nats-io/nats.java/releases)
- [Changelog](https://github.com/nats-io/nats.java/blob/main/CHANGELOG.md)
- [Commits](nats-io/nats.java@2.19.1...2.20.0)

---
updated-dependencies:
- dependency-name: io.nats:jnats
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

embedded-nats/pom.xml

@@ -13,7 +13,7 @@
     <artifactId>embedded-nats</artifactId>
 
     <properties>
-        <jnats.version>2.19.1</jnats.version>
+        <jnats.version>2.20.0</jnats.version>
     </properties>
 
     <dependencies>