Remove unused key in foreach loop

inc/pagination.php

@@ -80,7 +80,7 @@ if ( ! function_exists( 'understrap_pagination' ) ) {
 			<ul class="<?php echo esc_attr( $class ); ?>">
 
 				<?php
-				foreach ( $links as $key => $link ) {
+				foreach ( $links as $link ) {
 					?>
 					<li class="page-item <?php echo strpos( $link, 'current' ) ? 'active' : ''; ?>">
 						<?php

phpmd.xml

@@ -58,9 +58,7 @@
 	<rule ref="rulesets/naming.xml" />
 
 	<!-- Import the unused code rule set -->
-	<rule ref="rulesets/unusedcode.xml">
-		<exclude name="UnusedLocalVariable" />
-	</rule>
+	<rule ref="rulesets/unusedcode.xml" />
 
 	<!-- Some customizations. -->
 	<rule ref="rulesets/codesize.xml/ExcessiveMethodLength">
@@ -75,11 +73,4 @@
 		</properties>
 	</rule>
 
-	<!-- Allow unused variables in foreach statement -->
-	<rule ref="rulesets/unusedcode.xml/UnusedLocalVariable">
-		<properties>
-			<property name="allow-unused-foreach-variables" value="true" />
-		</properties>
-	</rule>
-
 </ruleset>