Update dependency commons-codec:commons-codec to v1.21.0

Author: renovate[bot]

pom.xml

@@ -100,7 +100,7 @@
     <dependency>
       <groupId>commons-codec</groupId>
       <artifactId>commons-codec</artifactId>
-      <version>1.20.0</version>
+      <version>1.21.0</version>
       <scope>test</scope>
     </dependency>
     <dependency>