build(deps): update dependency org.apache.maven.plugins:maven-javadoc-plugin to v3.6.0 (#2126)

Author: renovate-bot

java-common-protos/pom.xml

@@ -139,7 +139,7 @@
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-javadoc-plugin</artifactId>
-        <version>3.5.0</version>
+        <version>3.6.0</version>
         <reportSets>
           <reportSet>
             <id>html</id>

java-iam/pom.xml

@@ -176,7 +176,7 @@
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-javadoc-plugin</artifactId>
-        <version>3.5.0</version>
+        <version>3.6.0</version>
         <reportSets>
           <reportSet>
             <id>html</id>