build(deps): bump org.jreleaser:jreleaser-maven-plugin from 1.20.0 to 1.21.0 (#444)

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

pom.xml

@@ -53,7 +53,7 @@
         <jackson.version>2.20.1</jackson.version>
         <java.version>11</java.version>
         <joda-time.version>2.14.0</joda-time.version>
-        <jreleaser-maven-plugin.version>1.20.0</jreleaser-maven-plugin.version>
+        <jreleaser-maven-plugin.version>1.21.0</jreleaser-maven-plugin.version>
         <junit-jupiter.version>5.13.4</junit-jupiter.version>
         <!-- keep the next two in sync: https://docs.confluent.io/platform/current/installation/versions-interoperability.html -->
         <!-- as well as versions in the docker-compose.yml file -->