Implement changes suggested during code review

Author: rodrigoprimo

WordPress/Docs/Arrays/ArrayDeclarationSpacingStandard.xml

@@ -5,11 +5,11 @@
     >
     <standard>
     <![CDATA[
-    When a multi-item array uses keys, each key/value pair must start on a new line.
+    Multi-item arrays using keys must be declared as multi-line arrays.
     ]]>
     </standard>
     <code_comparison>
-        <code title="Valid: Only one key/value pair per line on a multi-item array.">
+        <code title="Valid: Multi-item array using keys declared as multi-line.">
         <![CDATA[
 $args = array(
     <em>'cat'   => 1</em>,