Update dependency net.logstash.logback:logstash-logback-encoder to v9

Author: renovate[bot]

project.clj

@@ -45,7 +45,7 @@
                          [ch.qos.logback/logback-classic ~logback-version]
                          [ch.qos.logback/logback-core ~logback-version]
                          [ch.qos.logback/logback-access ~logback-version]
-                         [net.logstash.logback/logstash-logback-encoder "7.4"]
+                         [net.logstash.logback/logstash-logback-encoder "9.0"]
                          [com.fasterxml.jackson.core/jackson-core ~jackson-version]
                          [com.fasterxml.jackson.core/jackson-databind ~jackson-version]
                          [com.fasterxml.jackson.module/jackson-module-afterburner ~jackson-version]