excluded generated model from pmd

conf/quality-config/pmd-ruleset.xml

@@ -7,6 +7,7 @@
   </description>
 
 	<exclude-pattern>.*/org/graphdrawing/graphml/*.*</exclude-pattern>
+	<exclude-pattern>.*/kieker/analysis/model/analysismodel/*.*</exclude-pattern>
 
 	<rule ref="rulesets/internal/all-java.xml"></rule>