Revert "Simplify config: remove Generic.CodeAnalysis.UnusedFunctionParameter"

This reverts commit cc52a7a.

Author: alies-dev

IxDFCodingStandard/ruleset.xml

@@ -70,6 +70,22 @@
     <rule ref="Generic.CodeAnalysis.UnnecessaryFinalModifier"/>
     <!-- Forbid useless empty method overrides -->
     <rule ref="Generic.CodeAnalysis.UselessOverridingMethod"/>
+    <rule ref="Generic.CodeAnalysis.UnusedFunctionParameter">
+        <!-- But allow specifying unused params not the last parameters that are used. Needed for code not owned by us. -->
+        <exclude name="Generic.CodeAnalysis.UnusedFunctionParameter.FoundBeforeLastUsed"/>
+        <!-- But allow specifying unused params for methods declared in parent classes -->
+        <exclude name="Generic.CodeAnalysis.UnusedFunctionParameter.FoundInExtendedClass"/>
+        <!-- But allow specifying unused params for methods declared in parent classes -->
+        <exclude name="Generic.CodeAnalysis.UnusedFunctionParameter.FoundInExtendedClassBeforeLastUsed"/>
+        <!-- But allow specifying unused params for methods declared in parent classes -->
+        <exclude name="Generic.CodeAnalysis.UnusedFunctionParameter.FoundInExtendedClassAfterLastUsed"/>
+        <!-- But allow specifying unused params for methods declared in parent interface -->
+        <exclude name="Generic.CodeAnalysis.UnusedFunctionParameter.FoundInImplementedInterface"/>
+        <!-- But allow specifying unused params for methods declared in parent interface -->
+        <exclude name="Generic.CodeAnalysis.UnusedFunctionParameter.FoundInImplementedInterfaceBeforeLastUsed"/>
+        <!-- But allow specifying unused params for methods declared in parent interface -->
+        <exclude name="Generic.CodeAnalysis.UnusedFunctionParameter.FoundInImplementedInterfaceAfterLastUsed"/>
+    </rule>
     <!-- Detects the usage of one and the same incrementer into an outer and an inner -->
     <rule ref="Generic.CodeAnalysis.JumbledIncrementer"/>
     <rule ref="Generic.CodeAnalysis.UnconditionalIfStatement"/>