Bye bye, badly implemented rule.

Change-Id: Iab3c332ddb5cfd816cc0792af53f9be8d47e2679
Reviewed-on: http://gerrit.dmdirc.com/2935
Reviewed-by: Greg Holmes <greg@dmdirc.com>
Automatic-Compile: DMDirc Build Manager

checkstyle/pmd_checks.xml

@@ -48,7 +48,6 @@
 <rule ref="rulesets/design.xml/SimplifyBooleanExpressions"><priority>1</priority></rule>
 <rule ref="rulesets/design.xml/AvoidReassigningParameters"><priority>1</priority></rule>
 <rule ref="rulesets/design.xml/FinalFieldCouldBeStatic"><priority>1</priority></rule>
-<rule ref="rulesets/design.xml/CloseResource"><priority>1</priority></rule>
 <rule ref="rulesets/design.xml/NonStaticInitializer"><priority>1</priority></rule>
 <rule ref="rulesets/design.xml/OptimizableToArrayCall"><priority>1</priority></rule>
 <rule ref="rulesets/design.xml/BadComparison"><priority>1</priority></rule>