Allow unused exceptions in phpcs config

Author: sirbrillig

phpcs.xml

@@ -33,6 +33,11 @@
 
     <!-- variables: https://github.com/sirbrillig/VariableAnalysis/ -->
     <rule ref="VariableAnalysis"/>
+    <rule ref="VariableAnalysis.CodeAnalysis.VariableAnalysis">
+        <properties>
+            <property name="allowUnusedCaughtExceptions" value="true"/>
+        </properties>
+    </rule>
     <rule ref="VariableAnalysis.CodeAnalysis.VariableAnalysis.UndefinedVariable">
         <type>error</type>
     </rule>