Update dependencies in forensics-api/pom.xml

Bump the parent POM version from 10.2.0 to 10.4.0 and add a specific
version (6.0.0) for the plugin-util-api dependency.

pom.xml

@@ -5,7 +5,7 @@
   <parent>
     <groupId>org.jvnet.hudson.plugins</groupId>
     <artifactId>analysis-pom</artifactId>
-    <version>10.2.0</version>
+    <version>10.4.0</version>
     <relativePath />
   </parent>
 
@@ -56,6 +56,8 @@
     <dependency>
       <groupId>io.jenkins.plugins</groupId>
       <artifactId>plugin-util-api</artifactId>
+      <!-- TODO: remove the version when a matching BOM is available -->
+      <version>6.0.0</version>
     </dependency>
 
     <!-- Jenkins Plugin Dependencies -->