Remove outdated sniff (#5)

This sniff no longer exists.

Author: jazzsequence

Pantheon-WP-Minimum/ruleset.xml

@@ -66,10 +66,6 @@
 
 	<!-- Require correct usage of WP's i18n functions. -->
 	<rule ref="WordPress.WP.I18n">
-		<properties>
-			<property name="check_translator_comments" value="false" />
-		</properties>
-
 		<!-- Allow empty strings to be translated (e.g. space character) -->
 		<exclude name="WordPress.WP.I18n.NoEmptyStrings" />
 
@@ -83,4 +79,4 @@
 
 	<!-- Require valid syntax. -->
 	<rule ref="Generic.PHP.Syntax" />
-</ruleset>
+</ruleset>