fix(deps): update dependency net.logstash.logback:logstash-logback-encoder to v7.4

Author: renovate[bot]

pom.xml

@@ -104,7 +104,7 @@
     <dependency>
       <groupId>net.logstash.logback</groupId>
       <artifactId>logstash-logback-encoder</artifactId>
-      <version>7.3</version>
+      <version>7.4</version>
     </dependency>
     <dependency>
       <groupId>nz.net.ultraq.thymeleaf</groupId>