Do not allow params and vars to end with collection type names

Fixes xdev-software/java-setup-template#6

Author: AB-xdev

.config/checkstyle/checkstyle.xml

@@ -74,6 +74,11 @@
 			<!-- https://docs.pmd-code.org/pmd-doc-7.11.0/pmd_rules_java_errorprone.html#avoidcatchingthrowable -->
 			<property name="illegalClassNames" value="Error,Throwable,NullPointerException,java.lang.Error,java.lang.Throwable,java.lang.NullPointerException"/>
 		</module>
+		<!-- Do not allow params and vars to end with collection type names -->
+		<module name="IllegalIdentifierName">
+			<property name="format" value="^(?!(.*(Map|List|Set))$).+$"/>
+			<property name="tokens" value="PARAMETER_DEF, VARIABLE_DEF, PATTERN_VARIABLE_DEF, RECORD_COMPONENT_DEF, LAMBDA"/>
+		</module>
 		<module name="IllegalImport"/>
 		<module name="InterfaceIsType"/>
 		<module name="JavadocStyle">