[java] LooseCoupling - mark test case (#3672) [skip ci]

pmd-java/src/test/resources/net/sourceforge/pmd/lang/java/rule/bestpractices/xml/LooseCoupling.xml

@@ -317,7 +317,7 @@ public class Foo {
     </test-code>
 
     <test-code>
-        <description>False positive with generics</description>
+        <description>False positive with generics #3672</description>
         <expected-problems>0</expected-problems>
         <code><![CDATA[
 import java.util.Collection;